31309200

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 240

約数和(自身を含む): 120547840

約数和(自身を除く): 89238640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 223, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 446, 450, 468, 520, 540, 585, 600, 624, 650, 669, 675, 702, 720, 780, 892, 900, 936, 975, 1040, 1080, 1115, 1170, 1200, 1300, 1338, 1350, 1404, 1560, 1755, 1784, 1800, 1872, 1950, 2007, 2160, 2230, 2340, 2600, 2676, 2700, 2808, 2899, 2925, 3120, 3345, 3510, 3568, 3600, 3900, 4014, 4460, 4680, 5200, 5352, 5400, 5575, 5616, 5798, 5850, 6021, 6690, 7020, 7800, 8028, 8697, 8775, 8920, 9360, 10035, 10704, 10800, 11150, 11596, 11700, 12042, 13380, 14040, 14495, 15600, 16056, 16725, 17394, 17550, 17840, 20070, 22300, 23192, 23400, 24084, 26091, 26760, 28080, 28990, 30105, 32112, 33450, 34788, 35100, 40140, 43485, 44600, 46384, 46800, 48168, 50175, 52182, 53520, 57980, 60210, 66900, 69576, 70200, 72475, 78273, 80280, 86970, 89200, 96336, 100350, 104364, 115960, 120420, 130455, 133800, 139152, 140400, 144950, 150525, 156546, 160560, 173940, 200700, 208728, 217425, 231920, 240840, 260910, 267600, 289900, 301050, 313092, 347880, 391365, 401400, 417456, 434850, 481680, 521820, 579800, 602100, 626184, 652275, 695760, 782730, 802800, 869700, 1043640, 1159600, 1204200, 1252368, 1304550, 1565460, 1739400, 1956825, 2087280, 2408400, 2609100, 3130920, 3478800, 3913650, 5218200, 6261840, 7827300, 10436400, 15654600, 31309200]

約数ペア:

[(1, 31309200), (2, 15654600), (3, 10436400), (4, 7827300), (5, 6261840), (6, 5218200), (8, 3913650), (9, 3478800), (10, 3130920), (12, 2609100), (13, 2408400), (15, 2087280), (16, 1956825), (18, 1739400), (20, 1565460), (24, 1304550), (25, 1252368), (26, 1204200), (27, 1159600), (30, 1043640), (36, 869700), (39, 802800), (40, 782730), (45, 695760), (48, 652275), (50, 626184), (52, 602100), (54, 579800), (60, 521820), (65, 481680), (72, 434850), (75, 417456), (78, 401400), (80, 391365), (90, 347880), (100, 313092), (104, 301050), (108, 289900), (117, 267600), (120, 260910), (130, 240840), (135, 231920), (144, 217425), (150, 208728), (156, 200700), (180, 173940), (195, 160560), (200, 156546), (208, 150525), (216, 144950), (223, 140400), (225, 139152), (234, 133800), (240, 130455), (260, 120420), (270, 115960), (300, 104364), (312, 100350), (325, 96336), (351, 89200), (360, 86970), (390, 80280), (400, 78273), (432, 72475), (446, 70200), (450, 69576), (468, 66900), (520, 60210), (540, 57980), (585, 53520), (600, 52182), (624, 50175), (650, 48168), (669, 46800), (675, 46384), (702, 44600), (720, 43485), (780, 40140), (892, 35100), (900, 34788), (936, 33450), (975, 32112), (1040, 30105), (1080, 28990), (1115, 28080), (1170, 26760), (1200, 26091), (1300, 24084), (1338, 23400), (1350, 23192), (1404, 22300), (1560, 20070), (1755, 17840), (1784, 17550), (1800, 17394), (1872, 16725), (1950, 16056), (2007, 15600), (2160, 14495), (2230, 14040), (2340, 13380), (2600, 12042), (2676, 11700), (2700, 11596), (2808, 11150), (2899, 10800), (2925, 10704), (3120, 10035), (3345, 9360), (3510, 8920), (3568, 8775), (3600, 8697), (3900, 8028), (4014, 7800), (4460, 7020), (4680, 6690), (5200, 6021), (5352, 5850), (5400, 5798), (5575, 5616)]