720245760

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3607}}^1$

素因数の和:3648

約数の個数: 176

約数和(自身を含む): 2481553536

約数和(自身を除く): 1761307776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3072, 3120, 3328, 3607, 3840, 4160, 4992, 5120, 6240, 6656, 7214, 7680, 8320, 9984, 10821, 12480, 13312, 14428, 15360, 16640, 18035, 19968, 21642, 24960, 28856, 33280, 36070, 39936, 43284, 46891, 49920, 54105, 57712, 66560, 72140, 86568, 93782, 99840, 108210, 115424, 140673, 144280, 173136, 187564, 199680, 216420, 230848, 234455, 281346, 288560, 346272, 375128, 432840, 461696, 468910, 562692, 577120, 692544, 703365, 750256, 865680, 923392, 937820, 1125384, 1154240, 1385088, 1406730, 1500512, 1731360, 1846784, 1875640, 2250768, 2308480, 2770176, 2813460, 3001024, 3462720, 3693568, 3751280, 4501536, 4616960, 5540352, 5626920, 6002048, 6925440, 7502560, 9003072, 9233920, 11080704, 11253840, 12004096, 13850880, 15005120, 18006144, 18467840, 22507680, 24008192, 27701760, 30010240, 36012288, 45015360, 48016384, 55403520, 60020480, 72024576, 90030720, 120040960, 144049152, 180061440, 240081920, 360122880, 720245760]

約数ペア:

[(1, 720245760), (2, 360122880), (3, 240081920), (4, 180061440), (5, 144049152), (6, 120040960), (8, 90030720), (10, 72024576), (12, 60020480), (13, 55403520), (15, 48016384), (16, 45015360), (20, 36012288), (24, 30010240), (26, 27701760), (30, 24008192), (32, 22507680), (39, 18467840), (40, 18006144), (48, 15005120), (52, 13850880), (60, 12004096), (64, 11253840), (65, 11080704), (78, 9233920), (80, 9003072), (96, 7502560), (104, 6925440), (120, 6002048), (128, 5626920), (130, 5540352), (156, 4616960), (160, 4501536), (192, 3751280), (195, 3693568), (208, 3462720), (240, 3001024), (256, 2813460), (260, 2770176), (312, 2308480), (320, 2250768), (384, 1875640), (390, 1846784), (416, 1731360), (480, 1500512), (512, 1406730), (520, 1385088), (624, 1154240), (640, 1125384), (768, 937820), (780, 923392), (832, 865680), (960, 750256), (1024, 703365), (1040, 692544), (1248, 577120), (1280, 562692), (1536, 468910), (1560, 461696), (1664, 432840), (1920, 375128), (2080, 346272), (2496, 288560), (2560, 281346), (3072, 234455), (3120, 230848), (3328, 216420), (3607, 199680), (3840, 187564), (4160, 173136), (4992, 144280), (5120, 140673), (6240, 115424), (6656, 108210), (7214, 99840), (7680, 93782), (8320, 86568), (9984, 72140), (10821, 66560), (12480, 57712), (13312, 54105), (14428, 49920), (15360, 46891), (16640, 43284), (18035, 39936), (19968, 36070), (21642, 33280), (24960, 28856)]