87473320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 128

約数和(自身を含む): 227681280

約数和(自身を除く): 140207960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 53, 55, 62, 88, 106, 110, 121, 124, 155, 212, 220, 242, 248, 265, 310, 341, 424, 440, 484, 530, 583, 605, 620, 682, 968, 1060, 1166, 1210, 1240, 1331, 1364, 1643, 1705, 2120, 2332, 2420, 2662, 2728, 2915, 3286, 3410, 3751, 4664, 4840, 5324, 5830, 6413, 6572, 6655, 6820, 7502, 8215, 10648, 11660, 12826, 13144, 13310, 13640, 15004, 16430, 18073, 18755, 23320, 25652, 26620, 30008, 32065, 32860, 36146, 37510, 41261, 51304, 53240, 64130, 65720, 70543, 72292, 75020, 82522, 90365, 128260, 141086, 144584, 150040, 165044, 180730, 198803, 206305, 256520, 282172, 330088, 352715, 361460, 397606, 412610, 564344, 705430, 722920, 795212, 825220, 994015, 1410860, 1590424, 1650440, 1988030, 2186833, 2821720, 3976060, 4373666, 7952120, 8747332, 10934165, 17494664, 21868330, 43736660, 87473320]

約数ペア:

[(1, 87473320), (2, 43736660), (4, 21868330), (5, 17494664), (8, 10934165), (10, 8747332), (11, 7952120), (20, 4373666), (22, 3976060), (31, 2821720), (40, 2186833), (44, 1988030), (53, 1650440), (55, 1590424), (62, 1410860), (88, 994015), (106, 825220), (110, 795212), (121, 722920), (124, 705430), (155, 564344), (212, 412610), (220, 397606), (242, 361460), (248, 352715), (265, 330088), (310, 282172), (341, 256520), (424, 206305), (440, 198803), (484, 180730), (530, 165044), (583, 150040), (605, 144584), (620, 141086), (682, 128260), (968, 90365), (1060, 82522), (1166, 75020), (1210, 72292), (1240, 70543), (1331, 65720), (1364, 64130), (1643, 53240), (1705, 51304), (2120, 41261), (2332, 37510), (2420, 36146), (2662, 32860), (2728, 32065), (2915, 30008), (3286, 26620), (3410, 25652), (3751, 23320), (4664, 18755), (4840, 18073), (5324, 16430), (5830, 15004), (6413, 13640), (6572, 13310), (6655, 13144), (6820, 12826), (7502, 11660), (8215, 10648)]