78518320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 192487680

約数和(自身を除く): 113969360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 139, 184, 230, 278, 307, 368, 460, 556, 614, 695, 920, 1112, 1228, 1390, 1535, 1840, 2224, 2456, 2780, 3070, 3197, 4912, 5560, 6140, 6394, 7061, 11120, 12280, 12788, 14122, 15985, 24560, 25576, 28244, 31970, 35305, 42673, 51152, 56488, 63940, 70610, 85346, 112976, 127880, 141220, 170692, 213365, 255760, 282440, 341384, 426730, 564880, 682768, 853460, 981479, 1706920, 1962958, 3413840, 3925916, 4907395, 7851832, 9814790, 15703664, 19629580, 39259160, 78518320]

約数ペア:

[(1, 78518320), (2, 39259160), (4, 19629580), (5, 15703664), (8, 9814790), (10, 7851832), (16, 4907395), (20, 3925916), (23, 3413840), (40, 1962958), (46, 1706920), (80, 981479), (92, 853460), (115, 682768), (139, 564880), (184, 426730), (230, 341384), (278, 282440), (307, 255760), (368, 213365), (460, 170692), (556, 141220), (614, 127880), (695, 112976), (920, 85346), (1112, 70610), (1228, 63940), (1390, 56488), (1535, 51152), (1840, 42673), (2224, 35305), (2456, 31970), (2780, 28244), (3070, 25576), (3197, 24560), (4912, 15985), (5560, 14122), (6140, 12788), (6394, 12280), (7061, 11120)]