16889247440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{12757}}^1$

素因数の和:12869

約数の個数: 160

約数和(自身を含む): 45181691520

約数和(自身を除く): 28292444080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 67, 76, 80, 95, 104, 130, 134, 152, 190, 208, 247, 260, 268, 304, 335, 380, 494, 520, 536, 670, 760, 871, 988, 1040, 1072, 1235, 1273, 1340, 1520, 1742, 1976, 2470, 2546, 2680, 3484, 3952, 4355, 4940, 5092, 5360, 6365, 6968, 8710, 9880, 10184, 12730, 12757, 13936, 16549, 17420, 19760, 20368, 25460, 25514, 33098, 34840, 50920, 51028, 63785, 66196, 69680, 82745, 101840, 102056, 127570, 132392, 165490, 165841, 204112, 242383, 255140, 264784, 330980, 331682, 484766, 510280, 661960, 663364, 829205, 854719, 969532, 1020560, 1211915, 1323920, 1326728, 1658410, 1709438, 1939064, 2423830, 2653456, 3150979, 3316820, 3418876, 3878128, 4273595, 4847660, 6301958, 6633640, 6837752, 8547190, 9695320, 11111347, 12603916, 13267280, 13675504, 15754895, 16239661, 17094380, 19390640, 22222694, 25207832, 31509790, 32479322, 34188760, 44445388, 50415664, 55556735, 63019580, 64958644, 68377520, 81198305, 88890776, 111113470, 126039160, 129917288, 162396610, 177781552, 211115593, 222226940, 252078320, 259834576, 324793220, 422231186, 444453880, 649586440, 844462372, 888907760, 1055577965, 1299172880, 1688924744, 2111155930, 3377849488, 4222311860, 8444623720, 16889247440]

約数ペア:

[(1, 16889247440), (2, 8444623720), (4, 4222311860), (5, 3377849488), (8, 2111155930), (10, 1688924744), (13, 1299172880), (16, 1055577965), (19, 888907760), (20, 844462372), (26, 649586440), (38, 444453880), (40, 422231186), (52, 324793220), (65, 259834576), (67, 252078320), (76, 222226940), (80, 211115593), (95, 177781552), (104, 162396610), (130, 129917288), (134, 126039160), (152, 111113470), (190, 88890776), (208, 81198305), (247, 68377520), (260, 64958644), (268, 63019580), (304, 55556735), (335, 50415664), (380, 44445388), (494, 34188760), (520, 32479322), (536, 31509790), (670, 25207832), (760, 22222694), (871, 19390640), (988, 17094380), (1040, 16239661), (1072, 15754895), (1235, 13675504), (1273, 13267280), (1340, 12603916), (1520, 11111347), (1742, 9695320), (1976, 8547190), (2470, 6837752), (2546, 6633640), (2680, 6301958), (3484, 4847660), (3952, 4273595), (4355, 3878128), (4940, 3418876), (5092, 3316820), (5360, 3150979), (6365, 2653456), (6968, 2423830), (8710, 1939064), (9880, 1709438), (10184, 1658410), (12730, 1326728), (12757, 1323920), (13936, 1211915), (16549, 1020560), (17420, 969532), (19760, 854719), (20368, 829205), (25460, 663364), (25514, 661960), (33098, 510280), (34840, 484766), (50920, 331682), (51028, 330980), (63785, 264784), (66196, 255140), (69680, 242383), (82745, 204112), (101840, 165841), (102056, 165490), (127570, 132392)]