87715560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 279624960

約数和(自身を除く): 191909400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 460, 488, 521, 552, 610, 690, 732, 915, 920, 1042, 1220, 1380, 1403, 1464, 1563, 1830, 2084, 2440, 2605, 2760, 2806, 3126, 3660, 4168, 4209, 5210, 5612, 6252, 7015, 7320, 7815, 8418, 10420, 11224, 11983, 12504, 14030, 15630, 16836, 20840, 21045, 23966, 28060, 31260, 31781, 33672, 35949, 42090, 47932, 56120, 59915, 62520, 63562, 71898, 84180, 95343, 95864, 119830, 127124, 143796, 158905, 168360, 179745, 190686, 239660, 254248, 287592, 317810, 359490, 381372, 476715, 479320, 635620, 718980, 730963, 762744, 953430, 1271240, 1437960, 1461926, 1906860, 2192889, 2923852, 3654815, 3813720, 4385778, 5847704, 7309630, 8771556, 10964445, 14619260, 17543112, 21928890, 29238520, 43857780, 87715560]

約数ペア:

[(1, 87715560), (2, 43857780), (3, 29238520), (4, 21928890), (5, 17543112), (6, 14619260), (8, 10964445), (10, 8771556), (12, 7309630), (15, 5847704), (20, 4385778), (23, 3813720), (24, 3654815), (30, 2923852), (40, 2192889), (46, 1906860), (60, 1461926), (61, 1437960), (69, 1271240), (92, 953430), (115, 762744), (120, 730963), (122, 718980), (138, 635620), (183, 479320), (184, 476715), (230, 381372), (244, 359490), (276, 317810), (305, 287592), (345, 254248), (366, 239660), (460, 190686), (488, 179745), (521, 168360), (552, 158905), (610, 143796), (690, 127124), (732, 119830), (915, 95864), (920, 95343), (1042, 84180), (1220, 71898), (1380, 63562), (1403, 62520), (1464, 59915), (1563, 56120), (1830, 47932), (2084, 42090), (2440, 35949), (2605, 33672), (2760, 31781), (2806, 31260), (3126, 28060), (3660, 23966), (4168, 21045), (4209, 20840), (5210, 16836), (5612, 15630), (6252, 14030), (7015, 12504), (7320, 11983), (7815, 11224), (8418, 10420)]