688073520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4091

約数の個数: 160

約数和(自身を含む): 2298138624

約数和(自身を除く): 1610065104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 920, 930, 1104, 1240, 1380, 1426, 1488, 1840, 1860, 2139, 2480, 2760, 2852, 3565, 3720, 4021, 4278, 5520, 5704, 7130, 7440, 8042, 8556, 10695, 11408, 12063, 14260, 16084, 17112, 20105, 21390, 24126, 28520, 32168, 34224, 40210, 42780, 48252, 57040, 60315, 64336, 80420, 85560, 92483, 96504, 120630, 124651, 160840, 171120, 184966, 193008, 241260, 249302, 277449, 321680, 369932, 373953, 462415, 482520, 498604, 554898, 623255, 739864, 747906, 924830, 965040, 997208, 1109796, 1246510, 1387245, 1479728, 1495812, 1849660, 1869765, 1994416, 2219592, 2493020, 2774490, 2866973, 2991624, 3699320, 3739530, 4439184, 4986040, 5548980, 5733946, 5983248, 7398640, 7479060, 8600919, 9972080, 11097960, 11467892, 14334865, 14958120, 17201838, 22195920, 22935784, 28669730, 29916240, 34403676, 43004595, 45871568, 57339460, 68807352, 86009190, 114678920, 137614704, 172018380, 229357840, 344036760, 688073520]

約数ペア:

[(1, 688073520), (2, 344036760), (3, 229357840), (4, 172018380), (5, 137614704), (6, 114678920), (8, 86009190), (10, 68807352), (12, 57339460), (15, 45871568), (16, 43004595), (20, 34403676), (23, 29916240), (24, 28669730), (30, 22935784), (31, 22195920), (40, 17201838), (46, 14958120), (48, 14334865), (60, 11467892), (62, 11097960), (69, 9972080), (80, 8600919), (92, 7479060), (93, 7398640), (115, 5983248), (120, 5733946), (124, 5548980), (138, 4986040), (155, 4439184), (184, 3739530), (186, 3699320), (230, 2991624), (240, 2866973), (248, 2774490), (276, 2493020), (310, 2219592), (345, 1994416), (368, 1869765), (372, 1849660), (460, 1495812), (465, 1479728), (496, 1387245), (552, 1246510), (620, 1109796), (690, 997208), (713, 965040), (744, 924830), (920, 747906), (930, 739864), (1104, 623255), (1240, 554898), (1380, 498604), (1426, 482520), (1488, 462415), (1840, 373953), (1860, 369932), (2139, 321680), (2480, 277449), (2760, 249302), (2852, 241260), (3565, 193008), (3720, 184966), (4021, 171120), (4278, 160840), (5520, 124651), (5704, 120630), (7130, 96504), (7440, 92483), (8042, 85560), (8556, 80420), (10695, 64336), (11408, 60315), (12063, 57040), (14260, 48252), (16084, 42780), (17112, 40210), (20105, 34224), (21390, 32168), (24126, 28520)]