78503880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 300412800

約数和(自身を除く): 221908920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 79, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 158, 168, 169, 182, 195, 196, 210, 237, 245, 260, 273, 280, 294, 312, 316, 338, 364, 390, 392, 395, 420, 455, 474, 490, 507, 520, 546, 553, 588, 632, 637, 676, 728, 735, 780, 790, 840, 845, 910, 948, 980, 1014, 1027, 1092, 1106, 1176, 1183, 1185, 1274, 1352, 1365, 1470, 1560, 1580, 1659, 1690, 1820, 1896, 1911, 1960, 2028, 2054, 2184, 2212, 2366, 2370, 2535, 2548, 2730, 2765, 2940, 3081, 3160, 3185, 3318, 3380, 3549, 3640, 3822, 3871, 4056, 4108, 4424, 4732, 4740, 5070, 5096, 5135, 5460, 5530, 5880, 5915, 6162, 6370, 6636, 6760, 7098, 7189, 7644, 7742, 8216, 8281, 8295, 9464, 9480, 9555, 10140, 10270, 10920, 11060, 11613, 11830, 12324, 12740, 13272, 13351, 14196, 14378, 15288, 15405, 15484, 16562, 16590, 17745, 19110, 19355, 20280, 20540, 21567, 22120, 23226, 23660, 24648, 24843, 25480, 26702, 28392, 28756, 30810, 30968, 33124, 33180, 35490, 35945, 38220, 38710, 40053, 41080, 41405, 43134, 46452, 47320, 49686, 50323, 53404, 57512, 58065, 61620, 66248, 66360, 66755, 70980, 71890, 76440, 77420, 80106, 82810, 86268, 92904, 93457, 99372, 100646, 106808, 107835, 116130, 123240, 124215, 133510, 141960, 143780, 150969, 154840, 160212, 165620, 172536, 186914, 198744, 200265, 201292, 215670, 232260, 248430, 251615, 267020, 280371, 287560, 301938, 320424, 331240, 373828, 400530, 402584, 431340, 464520, 467285, 496860, 503230, 534040, 560742, 603876, 654199, 747656, 754845, 801060, 862680, 934570, 993720, 1006460, 1121484, 1207752, 1308398, 1401855, 1509690, 1602120, 1869140, 1962597, 2012920, 2242968, 2616796, 2803710, 3019380, 3270995, 3738280, 3925194, 5233592, 5607420, 6038760, 6541990, 7850388, 9812985, 11214840, 13083980, 15700776, 19625970, 26167960, 39251940, 78503880]

約数ペア:

[(1, 78503880), (2, 39251940), (3, 26167960), (4, 19625970), (5, 15700776), (6, 13083980), (7, 11214840), (8, 9812985), (10, 7850388), (12, 6541990), (13, 6038760), (14, 5607420), (15, 5233592), (20, 3925194), (21, 3738280), (24, 3270995), (26, 3019380), (28, 2803710), (30, 2616796), (35, 2242968), (39, 2012920), (40, 1962597), (42, 1869140), (49, 1602120), (52, 1509690), (56, 1401855), (60, 1308398), (65, 1207752), (70, 1121484), (78, 1006460), (79, 993720), (84, 934570), (91, 862680), (98, 801060), (104, 754845), (105, 747656), (120, 654199), (130, 603876), (140, 560742), (147, 534040), (156, 503230), (158, 496860), (168, 467285), (169, 464520), (182, 431340), (195, 402584), (196, 400530), (210, 373828), (237, 331240), (245, 320424), (260, 301938), (273, 287560), (280, 280371), (294, 267020), (312, 251615), (316, 248430), (338, 232260), (364, 215670), (390, 201292), (392, 200265), (395, 198744), (420, 186914), (455, 172536), (474, 165620), (490, 160212), (507, 154840), (520, 150969), (546, 143780), (553, 141960), (588, 133510), (632, 124215), (637, 123240), (676, 116130), (728, 107835), (735, 106808), (780, 100646), (790, 99372), (840, 93457), (845, 92904), (910, 86268), (948, 82810), (980, 80106), (1014, 77420), (1027, 76440), (1092, 71890), (1106, 70980), (1176, 66755), (1183, 66360), (1185, 66248), (1274, 61620), (1352, 58065), (1365, 57512), (1470, 53404), (1560, 50323), (1580, 49686), (1659, 47320), (1690, 46452), (1820, 43134), (1896, 41405), (1911, 41080), (1960, 40053), (2028, 38710), (2054, 38220), (2184, 35945), (2212, 35490), (2366, 33180), (2370, 33124), (2535, 30968), (2548, 30810), (2730, 28756), (2765, 28392), (2940, 26702), (3081, 25480), (3160, 24843), (3185, 24648), (3318, 23660), (3380, 23226), (3549, 22120), (3640, 21567), (3822, 20540), (3871, 20280), (4056, 19355), (4108, 19110), (4424, 17745), (4732, 16590), (4740, 16562), (5070, 15484), (5096, 15405), (5135, 15288), (5460, 14378), (5530, 14196), (5880, 13351), (5915, 13272), (6162, 12740), (6370, 12324), (6636, 11830), (6760, 11613), (7098, 11060), (7189, 10920), (7644, 10270), (7742, 10140), (8216, 9555), (8281, 9480), (8295, 9464)]