1187339920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1657}}^1$

素因数の和:1749

約数の個数: 120

約数和(自身を含む): 3047490216

約数和(自身を除く): 1860150296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 169, 208, 212, 260, 265, 338, 424, 520, 530, 676, 689, 845, 848, 1040, 1060, 1352, 1378, 1657, 1690, 2120, 2704, 2756, 3314, 3380, 3445, 4240, 5512, 6628, 6760, 6890, 8285, 8957, 11024, 13256, 13520, 13780, 16570, 17914, 21541, 26512, 27560, 33140, 35828, 43082, 44785, 55120, 66280, 71656, 86164, 87821, 89570, 107705, 132560, 143312, 172328, 175642, 179140, 215410, 280033, 344656, 351284, 358280, 430820, 439105, 560066, 702568, 716560, 861640, 878210, 1120132, 1141673, 1400165, 1405136, 1723280, 1756420, 2240264, 2283346, 2800330, 3512840, 4480528, 4566692, 5600660, 5708365, 7025680, 9133384, 11201320, 11416730, 14841749, 18266768, 22402640, 22833460, 29683498, 45666920, 59366996, 74208745, 91333840, 118733992, 148417490, 237467984, 296834980, 593669960, 1187339920]

約数ペア:

[(1, 1187339920), (2, 593669960), (4, 296834980), (5, 237467984), (8, 148417490), (10, 118733992), (13, 91333840), (16, 74208745), (20, 59366996), (26, 45666920), (40, 29683498), (52, 22833460), (53, 22402640), (65, 18266768), (80, 14841749), (104, 11416730), (106, 11201320), (130, 9133384), (169, 7025680), (208, 5708365), (212, 5600660), (260, 4566692), (265, 4480528), (338, 3512840), (424, 2800330), (520, 2283346), (530, 2240264), (676, 1756420), (689, 1723280), (845, 1405136), (848, 1400165), (1040, 1141673), (1060, 1120132), (1352, 878210), (1378, 861640), (1657, 716560), (1690, 702568), (2120, 560066), (2704, 439105), (2756, 430820), (3314, 358280), (3380, 351284), (3445, 344656), (4240, 280033), (5512, 215410), (6628, 179140), (6760, 175642), (6890, 172328), (8285, 143312), (8957, 132560), (11024, 107705), (13256, 89570), (13520, 87821), (13780, 86164), (16570, 71656), (17914, 66280), (21541, 55120), (26512, 44785), (27560, 43082), (33140, 35828)]