18468874400

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:1007

約数の個数: 144

約数和(自身を含む): 45643641120

約数和(自身を除く): 27174766720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 307, 400, 541, 556, 614, 695, 800, 1082, 1112, 1228, 1390, 1535, 2164, 2224, 2456, 2705, 2780, 3070, 3475, 4328, 4448, 4912, 5410, 5560, 6140, 6950, 7675, 8656, 9824, 10820, 11120, 12280, 13525, 13900, 15350, 17312, 21640, 22240, 24560, 27050, 27800, 30700, 42673, 43280, 49120, 54100, 55600, 61400, 75199, 85346, 86560, 108200, 111200, 122800, 150398, 166087, 170692, 213365, 216400, 245600, 300796, 332174, 341384, 375995, 426730, 432800, 601592, 664348, 682768, 751990, 830435, 853460, 1066825, 1203184, 1328696, 1365536, 1503980, 1660870, 1706920, 1879975, 2133650, 2406368, 2657392, 3007960, 3321740, 3413840, 3759950, 4152175, 4267300, 5314784, 6015920, 6643480, 6827680, 7519900, 8304350, 8534600, 12031840, 13286960, 15039800, 16608700, 17069200, 23086093, 26573920, 30079600, 33217400, 34138400, 46172186, 60159200, 66434800, 92344372, 115430465, 132869600, 184688744, 230860930, 369377488, 461721860, 577152325, 738754976, 923443720, 1154304650, 1846887440, 2308609300, 3693774880, 4617218600, 9234437200, 18468874400]

約数ペア:

[(1, 18468874400), (2, 9234437200), (4, 4617218600), (5, 3693774880), (8, 2308609300), (10, 1846887440), (16, 1154304650), (20, 923443720), (25, 738754976), (32, 577152325), (40, 461721860), (50, 369377488), (80, 230860930), (100, 184688744), (139, 132869600), (160, 115430465), (200, 92344372), (278, 66434800), (307, 60159200), (400, 46172186), (541, 34138400), (556, 33217400), (614, 30079600), (695, 26573920), (800, 23086093), (1082, 17069200), (1112, 16608700), (1228, 15039800), (1390, 13286960), (1535, 12031840), (2164, 8534600), (2224, 8304350), (2456, 7519900), (2705, 6827680), (2780, 6643480), (3070, 6015920), (3475, 5314784), (4328, 4267300), (4448, 4152175), (4912, 3759950), (5410, 3413840), (5560, 3321740), (6140, 3007960), (6950, 2657392), (7675, 2406368), (8656, 2133650), (9824, 1879975), (10820, 1706920), (11120, 1660870), (12280, 1503980), (13525, 1365536), (13900, 1328696), (15350, 1203184), (17312, 1066825), (21640, 853460), (22240, 830435), (24560, 751990), (27050, 682768), (27800, 664348), (30700, 601592), (42673, 432800), (43280, 426730), (49120, 375995), (54100, 341384), (55600, 332174), (61400, 300796), (75199, 245600), (85346, 216400), (86560, 213365), (108200, 170692), (111200, 166087), (122800, 150398)]