90268880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 242796960

約数和(自身を除く): 152528080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 41, 52, 58, 65, 73, 80, 82, 104, 116, 130, 145, 146, 164, 205, 208, 232, 260, 290, 292, 328, 365, 377, 410, 464, 520, 533, 580, 584, 656, 730, 754, 820, 949, 1040, 1066, 1160, 1168, 1189, 1460, 1508, 1640, 1885, 1898, 2117, 2132, 2320, 2378, 2665, 2920, 2993, 3016, 3280, 3770, 3796, 4234, 4264, 4745, 4756, 5330, 5840, 5945, 5986, 6032, 7540, 7592, 8468, 8528, 9490, 9512, 10585, 10660, 11890, 11972, 14965, 15080, 15184, 15457, 16936, 18980, 19024, 21170, 21320, 23780, 23944, 27521, 29930, 30160, 30914, 33872, 37960, 38909, 42340, 42640, 47560, 47888, 55042, 59860, 61828, 75920, 77285, 77818, 84680, 86797, 95120, 110084, 119720, 123656, 137605, 154570, 155636, 169360, 173594, 194545, 220168, 239440, 247312, 275210, 309140, 311272, 347188, 389090, 433985, 440336, 550420, 618280, 622544, 694376, 778180, 867970, 1100840, 1128361, 1236560, 1388752, 1556360, 1735940, 2201680, 2256722, 3112720, 3471880, 4513444, 5641805, 6943760, 9026888, 11283610, 18053776, 22567220, 45134440, 90268880]

約数ペア:

[(1, 90268880), (2, 45134440), (4, 22567220), (5, 18053776), (8, 11283610), (10, 9026888), (13, 6943760), (16, 5641805), (20, 4513444), (26, 3471880), (29, 3112720), (40, 2256722), (41, 2201680), (52, 1735940), (58, 1556360), (65, 1388752), (73, 1236560), (80, 1128361), (82, 1100840), (104, 867970), (116, 778180), (130, 694376), (145, 622544), (146, 618280), (164, 550420), (205, 440336), (208, 433985), (232, 389090), (260, 347188), (290, 311272), (292, 309140), (328, 275210), (365, 247312), (377, 239440), (410, 220168), (464, 194545), (520, 173594), (533, 169360), (580, 155636), (584, 154570), (656, 137605), (730, 123656), (754, 119720), (820, 110084), (949, 95120), (1040, 86797), (1066, 84680), (1160, 77818), (1168, 77285), (1189, 75920), (1460, 61828), (1508, 59860), (1640, 55042), (1885, 47888), (1898, 47560), (2117, 42640), (2132, 42340), (2320, 38909), (2378, 37960), (2665, 33872), (2920, 30914), (2993, 30160), (3016, 29930), (3280, 27521), (3770, 23944), (3796, 23780), (4234, 21320), (4264, 21170), (4745, 19024), (4756, 18980), (5330, 16936), (5840, 15457), (5945, 15184), (5986, 15080), (6032, 14965), (7540, 11972), (7592, 11890), (8468, 10660), (8528, 10585), (9490, 9512)]