28604880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 320

約数和(自身を含む): 112492800

約数和(自身を除く): 83887920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 41, 45, 48, 51, 54, 57, 60, 68, 72, 76, 80, 82, 85, 90, 95, 102, 108, 114, 120, 123, 135, 136, 144, 152, 153, 164, 170, 171, 180, 190, 204, 205, 216, 228, 240, 246, 255, 270, 272, 285, 304, 306, 323, 328, 340, 342, 360, 369, 380, 408, 410, 432, 456, 459, 492, 510, 513, 540, 570, 612, 615, 646, 656, 680, 684, 697, 720, 738, 760, 765, 779, 816, 820, 855, 912, 918, 969, 984, 1020, 1026, 1080, 1107, 1140, 1224, 1230, 1292, 1360, 1368, 1394, 1476, 1520, 1530, 1558, 1615, 1640, 1710, 1836, 1845, 1938, 1968, 2040, 2052, 2091, 2160, 2214, 2280, 2295, 2337, 2448, 2460, 2565, 2584, 2736, 2788, 2907, 2952, 3060, 3116, 3230, 3280, 3420, 3485, 3672, 3690, 3876, 3895, 4080, 4104, 4182, 4428, 4560, 4590, 4674, 4845, 4920, 5130, 5168, 5535, 5576, 5814, 5904, 6120, 6232, 6273, 6460, 6840, 6970, 7011, 7344, 7380, 7752, 7790, 8208, 8364, 8721, 8856, 9180, 9348, 9690, 9840, 10260, 10455, 11070, 11152, 11628, 11685, 12240, 12464, 12546, 12920, 13243, 13680, 13940, 14022, 14535, 14760, 15504, 15580, 16728, 17442, 17712, 18360, 18696, 18819, 19380, 20520, 20910, 21033, 22140, 23256, 23370, 25092, 25840, 26486, 27880, 28044, 29070, 29520, 31160, 31365, 33456, 34884, 35055, 36720, 37392, 37638, 38760, 39729, 41040, 41820, 42066, 43605, 44280, 46512, 46740, 50184, 52972, 55760, 56088, 58140, 62320, 62730, 66215, 69768, 70110, 75276, 77520, 79458, 83640, 84132, 87210, 88560, 93480, 94095, 100368, 105165, 105944, 112176, 116280, 119187, 125460, 132430, 139536, 140220, 150552, 158916, 167280, 168264, 174420, 186960, 188190, 198645, 210330, 211888, 232560, 238374, 250920, 264860, 280440, 301104, 317832, 336528, 348840, 357561, 376380, 397290, 420660, 476748, 501840, 529720, 560880, 595935, 635664, 697680, 715122, 752760, 794580, 841320, 953496, 1059440, 1191870, 1430244, 1505520, 1589160, 1682640, 1787805, 1906992, 2383740, 2860488, 3178320, 3575610, 4767480, 5720976, 7151220, 9534960, 14302440, 28604880]

約数ペア:

[(1, 28604880), (2, 14302440), (3, 9534960), (4, 7151220), (5, 5720976), (6, 4767480), (8, 3575610), (9, 3178320), (10, 2860488), (12, 2383740), (15, 1906992), (16, 1787805), (17, 1682640), (18, 1589160), (19, 1505520), (20, 1430244), (24, 1191870), (27, 1059440), (30, 953496), (34, 841320), (36, 794580), (38, 752760), (40, 715122), (41, 697680), (45, 635664), (48, 595935), (51, 560880), (54, 529720), (57, 501840), (60, 476748), (68, 420660), (72, 397290), (76, 376380), (80, 357561), (82, 348840), (85, 336528), (90, 317832), (95, 301104), (102, 280440), (108, 264860), (114, 250920), (120, 238374), (123, 232560), (135, 211888), (136, 210330), (144, 198645), (152, 188190), (153, 186960), (164, 174420), (170, 168264), (171, 167280), (180, 158916), (190, 150552), (204, 140220), (205, 139536), (216, 132430), (228, 125460), (240, 119187), (246, 116280), (255, 112176), (270, 105944), (272, 105165), (285, 100368), (304, 94095), (306, 93480), (323, 88560), (328, 87210), (340, 84132), (342, 83640), (360, 79458), (369, 77520), (380, 75276), (408, 70110), (410, 69768), (432, 66215), (456, 62730), (459, 62320), (492, 58140), (510, 56088), (513, 55760), (540, 52972), (570, 50184), (612, 46740), (615, 46512), (646, 44280), (656, 43605), (680, 42066), (684, 41820), (697, 41040), (720, 39729), (738, 38760), (760, 37638), (765, 37392), (779, 36720), (816, 35055), (820, 34884), (855, 33456), (912, 31365), (918, 31160), (969, 29520), (984, 29070), (1020, 28044), (1026, 27880), (1080, 26486), (1107, 25840), (1140, 25092), (1224, 23370), (1230, 23256), (1292, 22140), (1360, 21033), (1368, 20910), (1394, 20520), (1476, 19380), (1520, 18819), (1530, 18696), (1558, 18360), (1615, 17712), (1640, 17442), (1710, 16728), (1836, 15580), (1845, 15504), (1938, 14760), (1968, 14535), (2040, 14022), (2052, 13940), (2091, 13680), (2160, 13243), (2214, 12920), (2280, 12546), (2295, 12464), (2337, 12240), (2448, 11685), (2460, 11628), (2565, 11152), (2584, 11070), (2736, 10455), (2788, 10260), (2907, 9840), (2952, 9690), (3060, 9348), (3116, 9180), (3230, 8856), (3280, 8721), (3420, 8364), (3485, 8208), (3672, 7790), (3690, 7752), (3876, 7380), (3895, 7344), (4080, 7011), (4104, 6970), (4182, 6840), (4428, 6460), (4560, 6273), (4590, 6232), (4674, 6120), (4845, 5904), (4920, 5814), (5130, 5576), (5168, 5535)]