501376640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:770

約数の個数: 128

約数和(自身を含む): 1272568320

約数和(自身を除く): 771191680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 296, 310, 320, 370, 496, 592, 620, 640, 683, 740, 992, 1147, 1184, 1240, 1366, 1480, 1984, 2294, 2368, 2480, 2732, 2960, 3415, 3968, 4588, 4736, 4960, 5464, 5735, 5920, 6830, 9176, 9920, 10928, 11470, 11840, 13660, 18352, 19840, 21173, 21856, 22940, 23680, 25271, 27320, 36704, 42346, 43712, 45880, 50542, 54640, 73408, 84692, 87424, 91760, 101084, 105865, 109280, 126355, 146816, 169384, 183520, 202168, 211730, 218560, 252710, 338768, 367040, 404336, 423460, 437120, 505420, 677536, 734080, 783401, 808672, 846920, 1010840, 1355072, 1566802, 1617344, 1693840, 2021680, 2710144, 3133604, 3234688, 3387680, 3917005, 4043360, 6267208, 6775360, 7834010, 8086720, 12534416, 13550720, 15668020, 16173440, 25068832, 31336040, 50137664, 62672080, 100275328, 125344160, 250688320, 501376640]

約数ペア:

[(1, 501376640), (2, 250688320), (4, 125344160), (5, 100275328), (8, 62672080), (10, 50137664), (16, 31336040), (20, 25068832), (31, 16173440), (32, 15668020), (37, 13550720), (40, 12534416), (62, 8086720), (64, 7834010), (74, 6775360), (80, 6267208), (124, 4043360), (128, 3917005), (148, 3387680), (155, 3234688), (160, 3133604), (185, 2710144), (248, 2021680), (296, 1693840), (310, 1617344), (320, 1566802), (370, 1355072), (496, 1010840), (592, 846920), (620, 808672), (640, 783401), (683, 734080), (740, 677536), (992, 505420), (1147, 437120), (1184, 423460), (1240, 404336), (1366, 367040), (1480, 338768), (1984, 252710), (2294, 218560), (2368, 211730), (2480, 202168), (2732, 183520), (2960, 169384), (3415, 146816), (3968, 126355), (4588, 109280), (4736, 105865), (4960, 101084), (5464, 91760), (5735, 87424), (5920, 84692), (6830, 73408), (9176, 54640), (9920, 50542), (10928, 45880), (11470, 43712), (11840, 42346), (13660, 36704), (18352, 27320), (19840, 25271), (21173, 23680), (21856, 22940)]