639146880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3061

約数の個数: 192

約数和(自身を含む): 2267460000

約数和(自身を除く): 1628313120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 288, 296, 320, 333, 360, 370, 384, 444, 480, 555, 576, 592, 640, 666, 720, 740, 888, 960, 1110, 1152, 1184, 1332, 1440, 1480, 1665, 1776, 1920, 2220, 2368, 2664, 2880, 2960, 2999, 3330, 3552, 4440, 4736, 5328, 5760, 5920, 5998, 6660, 7104, 8880, 8997, 10656, 11840, 11996, 13320, 14208, 14995, 17760, 17994, 21312, 23680, 23992, 26640, 26991, 29990, 35520, 35988, 42624, 44985, 47984, 53280, 53982, 59980, 71040, 71976, 89970, 95968, 106560, 107964, 110963, 119960, 134955, 143952, 179940, 191936, 213120, 215928, 221926, 239920, 269910, 287904, 332889, 359880, 383872, 431856, 443852, 479840, 539820, 554815, 575808, 665778, 719760, 863712, 887704, 959680, 998667, 1079640, 1109630, 1151616, 1331556, 1439520, 1664445, 1727424, 1775408, 1919360, 1997334, 2159280, 2219260, 2663112, 2879040, 3328890, 3454848, 3550816, 3994668, 4318560, 4438520, 4993335, 5326224, 5758080, 6657780, 7101632, 7989336, 8637120, 8877040, 9986670, 10652448, 13315560, 14203264, 15978672, 17274240, 17754080, 19973340, 21304896, 26631120, 31957344, 35508160, 39946680, 42609792, 53262240, 63914688, 71016320, 79893360, 106524480, 127829376, 159786720, 213048960, 319573440, 639146880]

約数ペア:

[(1, 639146880), (2, 319573440), (3, 213048960), (4, 159786720), (5, 127829376), (6, 106524480), (8, 79893360), (9, 71016320), (10, 63914688), (12, 53262240), (15, 42609792), (16, 39946680), (18, 35508160), (20, 31957344), (24, 26631120), (30, 21304896), (32, 19973340), (36, 17754080), (37, 17274240), (40, 15978672), (45, 14203264), (48, 13315560), (60, 10652448), (64, 9986670), (72, 8877040), (74, 8637120), (80, 7989336), (90, 7101632), (96, 6657780), (111, 5758080), (120, 5326224), (128, 4993335), (144, 4438520), (148, 4318560), (160, 3994668), (180, 3550816), (185, 3454848), (192, 3328890), (222, 2879040), (240, 2663112), (288, 2219260), (296, 2159280), (320, 1997334), (333, 1919360), (360, 1775408), (370, 1727424), (384, 1664445), (444, 1439520), (480, 1331556), (555, 1151616), (576, 1109630), (592, 1079640), (640, 998667), (666, 959680), (720, 887704), (740, 863712), (888, 719760), (960, 665778), (1110, 575808), (1152, 554815), (1184, 539820), (1332, 479840), (1440, 443852), (1480, 431856), (1665, 383872), (1776, 359880), (1920, 332889), (2220, 287904), (2368, 269910), (2664, 239920), (2880, 221926), (2960, 215928), (2999, 213120), (3330, 191936), (3552, 179940), (4440, 143952), (4736, 134955), (5328, 119960), (5760, 110963), (5920, 107964), (5998, 106560), (6660, 95968), (7104, 89970), (8880, 71976), (8997, 71040), (10656, 59980), (11840, 53982), (11996, 53280), (13320, 47984), (14208, 44985), (14995, 42624), (17760, 35988), (17994, 35520), (21312, 29990), (23680, 26991), (23992, 26640)]