396971120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1823

約数の個数: 160

約数和(自身を含む): 1173258240

約数和(自身を除く): 776287120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1240, 1456, 1612, 1736, 1759, 1820, 2015, 2170, 2480, 2821, 3224, 3472, 3518, 3640, 4030, 4340, 5642, 6448, 7036, 7280, 8060, 8680, 8795, 11284, 12313, 14072, 14105, 16120, 17360, 17590, 22568, 22867, 24626, 28144, 28210, 32240, 35180, 45136, 45734, 49252, 54529, 56420, 61565, 70360, 91468, 98504, 109058, 112840, 114335, 123130, 140720, 160069, 182936, 197008, 218116, 225680, 228670, 246260, 272645, 320138, 365872, 381703, 436232, 457340, 492520, 545290, 640276, 708877, 763406, 800345, 872464, 914680, 985040, 1090580, 1280552, 1417754, 1526812, 1600690, 1829360, 1908515, 2181160, 2561104, 2835508, 3053624, 3201380, 3544385, 3817030, 4362320, 4962139, 5671016, 6107248, 6402760, 7088770, 7634060, 9924278, 11342032, 12805520, 14177540, 15268120, 19848556, 24810695, 28355080, 30536240, 39697112, 49621390, 56710160, 79394224, 99242780, 198485560, 396971120]

約数ペア:

[(1, 396971120), (2, 198485560), (4, 99242780), (5, 79394224), (7, 56710160), (8, 49621390), (10, 39697112), (13, 30536240), (14, 28355080), (16, 24810695), (20, 19848556), (26, 15268120), (28, 14177540), (31, 12805520), (35, 11342032), (40, 9924278), (52, 7634060), (56, 7088770), (62, 6402760), (65, 6107248), (70, 5671016), (80, 4962139), (91, 4362320), (104, 3817030), (112, 3544385), (124, 3201380), (130, 3053624), (140, 2835508), (155, 2561104), (182, 2181160), (208, 1908515), (217, 1829360), (248, 1600690), (260, 1526812), (280, 1417754), (310, 1280552), (364, 1090580), (403, 985040), (434, 914680), (455, 872464), (496, 800345), (520, 763406), (560, 708877), (620, 640276), (728, 545290), (806, 492520), (868, 457340), (910, 436232), (1040, 381703), (1085, 365872), (1240, 320138), (1456, 272645), (1612, 246260), (1736, 228670), (1759, 225680), (1820, 218116), (2015, 197008), (2170, 182936), (2480, 160069), (2821, 140720), (3224, 123130), (3472, 114335), (3518, 112840), (3640, 109058), (4030, 98504), (4340, 91468), (5642, 70360), (6448, 61565), (7036, 56420), (7280, 54529), (8060, 49252), (8680, 45734), (8795, 45136), (11284, 35180), (12313, 32240), (14072, 28210), (14105, 28144), (16120, 24626), (17360, 22867), (17590, 22568)]