27879840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 100245600

約数和(自身を除く): 72365760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1019, 1140, 1368, 1440, 1520, 1710, 1824, 2038, 2280, 2736, 3040, 3057, 3420, 4076, 4560, 5095, 5472, 6114, 6840, 8152, 9120, 9171, 10190, 12228, 13680, 15285, 16304, 18342, 19361, 20380, 24456, 27360, 30570, 32608, 36684, 38722, 40760, 45855, 48912, 58083, 61140, 73368, 77444, 81520, 91710, 96805, 97824, 116166, 122280, 146736, 154888, 163040, 174249, 183420, 193610, 232332, 244560, 290415, 293472, 309776, 348498, 366840, 387220, 464664, 489120, 580830, 619552, 696996, 733680, 774440, 871245, 929328, 1161660, 1393992, 1467360, 1548880, 1742490, 1858656, 2323320, 2787984, 3097760, 3484980, 4646640, 5575968, 6969960, 9293280, 13939920, 27879840]

約数ペア:

[(1, 27879840), (2, 13939920), (3, 9293280), (4, 6969960), (5, 5575968), (6, 4646640), (8, 3484980), (9, 3097760), (10, 2787984), (12, 2323320), (15, 1858656), (16, 1742490), (18, 1548880), (19, 1467360), (20, 1393992), (24, 1161660), (30, 929328), (32, 871245), (36, 774440), (38, 733680), (40, 696996), (45, 619552), (48, 580830), (57, 489120), (60, 464664), (72, 387220), (76, 366840), (80, 348498), (90, 309776), (95, 293472), (96, 290415), (114, 244560), (120, 232332), (144, 193610), (152, 183420), (160, 174249), (171, 163040), (180, 154888), (190, 146736), (228, 122280), (240, 116166), (285, 97824), (288, 96805), (304, 91710), (342, 81520), (360, 77444), (380, 73368), (456, 61140), (480, 58083), (570, 48912), (608, 45855), (684, 40760), (720, 38722), (760, 36684), (855, 32608), (912, 30570), (1019, 27360), (1140, 24456), (1368, 20380), (1440, 19361), (1520, 18342), (1710, 16304), (1824, 15285), (2038, 13680), (2280, 12228), (2736, 10190), (3040, 9171), (3057, 9120), (3420, 8152), (4076, 6840), (4560, 6114), (5095, 5472)]