21891424560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1088

約数の個数: 320

約数和(自身を含む): 73500057600

約数和(自身を除く): 51608633040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 67, 76, 79, 80, 95, 114, 120, 134, 152, 158, 190, 201, 228, 237, 240, 268, 285, 304, 316, 335, 380, 395, 402, 456, 474, 536, 570, 632, 670, 760, 790, 804, 907, 912, 948, 1005, 1072, 1140, 1185, 1264, 1273, 1340, 1501, 1520, 1580, 1608, 1814, 1896, 2010, 2280, 2370, 2546, 2680, 2721, 3002, 3160, 3216, 3628, 3792, 3819, 4020, 4503, 4535, 4560, 4740, 5092, 5293, 5360, 5442, 6004, 6320, 6365, 7256, 7505, 7638, 8040, 9006, 9070, 9480, 10184, 10586, 10884, 12008, 12730, 13605, 14512, 15010, 15276, 15879, 16080, 17233, 18012, 18140, 18960, 19095, 20368, 21172, 21768, 22515, 24016, 25460, 26465, 27210, 30020, 30552, 31758, 34466, 36024, 36280, 38190, 42344, 43536, 45030, 50920, 51699, 52930, 54420, 60040, 60769, 61104, 63516, 68932, 71653, 72048, 72560, 76380, 79395, 84688, 86165, 90060, 100567, 101840, 103398, 105860, 108840, 120080, 121538, 127032, 137864, 143306, 152760, 158790, 172330, 180120, 182307, 201134, 206796, 211720, 214959, 217680, 243076, 254064, 258495, 275728, 286612, 301701, 303845, 305520, 317580, 344660, 358265, 360240, 364614, 402268, 413592, 423440, 429918, 486152, 502835, 516990, 573224, 603402, 607690, 635160, 689320, 716530, 729228, 804536, 827184, 859836, 911535, 972304, 1005670, 1033980, 1074795, 1146448, 1154611, 1206804, 1215380, 1270320, 1361407, 1378640, 1433060, 1458456, 1508505, 1609072, 1719672, 1823070, 2011340, 2067960, 2149590, 2309222, 2413608, 2430760, 2722814, 2866120, 2916912, 3017010, 3439344, 3463833, 3646140, 4022680, 4084221, 4135920, 4299180, 4618444, 4800751, 4827216, 4861520, 5445628, 5732240, 5773055, 6034020, 6807035, 6927666, 7292280, 8045360, 8168442, 8598360, 9236888, 9601502, 10891256, 11546110, 12068040, 13614070, 13855332, 14402253, 14584560, 16336884, 17196720, 17319165, 18473776, 19203004, 20421105, 21782512, 23092220, 24003755, 24136080, 27228140, 27710664, 28804506, 32673768, 34638330, 38406008, 40842210, 46184440, 48007510, 54456280, 55421328, 57609012, 65347536, 69276660, 72011265, 76812016, 81684420, 91214269, 92368880, 96015020, 108912560, 115218024, 138553320, 144022530, 163368840, 182428538, 192030040, 230436048, 273642807, 277106640, 288045060, 326737680, 364857076, 384060080, 456071345, 547285614, 576090120, 729714152, 912142690, 1094571228, 1152180240, 1368214035, 1459428304, 1824285380, 2189142456, 2736428070, 3648570760, 4378284912, 5472856140, 7297141520, 10945712280, 21891424560]

約数ペア:

[(1, 21891424560), (2, 10945712280), (3, 7297141520), (4, 5472856140), (5, 4378284912), (6, 3648570760), (8, 2736428070), (10, 2189142456), (12, 1824285380), (15, 1459428304), (16, 1368214035), (19, 1152180240), (20, 1094571228), (24, 912142690), (30, 729714152), (38, 576090120), (40, 547285614), (48, 456071345), (57, 384060080), (60, 364857076), (67, 326737680), (76, 288045060), (79, 277106640), (80, 273642807), (95, 230436048), (114, 192030040), (120, 182428538), (134, 163368840), (152, 144022530), (158, 138553320), (190, 115218024), (201, 108912560), (228, 96015020), (237, 92368880), (240, 91214269), (268, 81684420), (285, 76812016), (304, 72011265), (316, 69276660), (335, 65347536), (380, 57609012), (395, 55421328), (402, 54456280), (456, 48007510), (474, 46184440), (536, 40842210), (570, 38406008), (632, 34638330), (670, 32673768), (760, 28804506), (790, 27710664), (804, 27228140), (907, 24136080), (912, 24003755), (948, 23092220), (1005, 21782512), (1072, 20421105), (1140, 19203004), (1185, 18473776), (1264, 17319165), (1273, 17196720), (1340, 16336884), (1501, 14584560), (1520, 14402253), (1580, 13855332), (1608, 13614070), (1814, 12068040), (1896, 11546110), (2010, 10891256), (2280, 9601502), (2370, 9236888), (2546, 8598360), (2680, 8168442), (2721, 8045360), (3002, 7292280), (3160, 6927666), (3216, 6807035), (3628, 6034020), (3792, 5773055), (3819, 5732240), (4020, 5445628), (4503, 4861520), (4535, 4827216), (4560, 4800751), (4740, 4618444), (5092, 4299180), (5293, 4135920), (5360, 4084221), (5442, 4022680), (6004, 3646140), (6320, 3463833), (6365, 3439344), (7256, 3017010), (7505, 2916912), (7638, 2866120), (8040, 2722814), (9006, 2430760), (9070, 2413608), (9480, 2309222), (10184, 2149590), (10586, 2067960), (10884, 2011340), (12008, 1823070), (12730, 1719672), (13605, 1609072), (14512, 1508505), (15010, 1458456), (15276, 1433060), (15879, 1378640), (16080, 1361407), (17233, 1270320), (18012, 1215380), (18140, 1206804), (18960, 1154611), (19095, 1146448), (20368, 1074795), (21172, 1033980), (21768, 1005670), (22515, 972304), (24016, 911535), (25460, 859836), (26465, 827184), (27210, 804536), (30020, 729228), (30552, 716530), (31758, 689320), (34466, 635160), (36024, 607690), (36280, 603402), (38190, 573224), (42344, 516990), (43536, 502835), (45030, 486152), (50920, 429918), (51699, 423440), (52930, 413592), (54420, 402268), (60040, 364614), (60769, 360240), (61104, 358265), (63516, 344660), (68932, 317580), (71653, 305520), (72048, 303845), (72560, 301701), (76380, 286612), (79395, 275728), (84688, 258495), (86165, 254064), (90060, 243076), (100567, 217680), (101840, 214959), (103398, 211720), (105860, 206796), (108840, 201134), (120080, 182307), (121538, 180120), (127032, 172330), (137864, 158790), (143306, 152760)]