75388040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 211680000

約数和(自身を除く): 136291960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 139, 140, 149, 182, 260, 278, 280, 298, 364, 455, 520, 556, 596, 695, 728, 745, 910, 973, 1043, 1112, 1192, 1390, 1490, 1807, 1820, 1937, 1946, 2086, 2780, 2980, 3614, 3640, 3874, 3892, 4172, 4865, 5215, 5560, 5960, 7228, 7748, 7784, 8344, 9035, 9685, 9730, 10430, 12649, 13559, 14456, 15496, 18070, 19370, 19460, 20711, 20860, 25298, 27118, 36140, 38740, 38920, 41422, 41720, 50596, 54236, 63245, 67795, 72280, 77480, 82844, 101192, 103555, 108472, 126490, 135590, 144977, 165688, 207110, 252980, 269243, 271180, 289954, 414220, 505960, 538486, 542360, 579908, 724885, 828440, 1076972, 1159816, 1346215, 1449770, 1884701, 2153944, 2692430, 2899540, 3769402, 5384860, 5799080, 7538804, 9423505, 10769720, 15077608, 18847010, 37694020, 75388040]

約数ペア:

[(1, 75388040), (2, 37694020), (4, 18847010), (5, 15077608), (7, 10769720), (8, 9423505), (10, 7538804), (13, 5799080), (14, 5384860), (20, 3769402), (26, 2899540), (28, 2692430), (35, 2153944), (40, 1884701), (52, 1449770), (56, 1346215), (65, 1159816), (70, 1076972), (91, 828440), (104, 724885), (130, 579908), (139, 542360), (140, 538486), (149, 505960), (182, 414220), (260, 289954), (278, 271180), (280, 269243), (298, 252980), (364, 207110), (455, 165688), (520, 144977), (556, 135590), (596, 126490), (695, 108472), (728, 103555), (745, 101192), (910, 82844), (973, 77480), (1043, 72280), (1112, 67795), (1192, 63245), (1390, 54236), (1490, 50596), (1807, 41720), (1820, 41422), (1937, 38920), (1946, 38740), (2086, 36140), (2780, 27118), (2980, 25298), (3614, 20860), (3640, 20711), (3874, 19460), (3892, 19370), (4172, 18070), (4865, 15496), (5215, 14456), (5560, 13559), (5960, 12649), (7228, 10430), (7748, 9730), (7784, 9685), (8344, 9035)]