2990812800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{863}}^1$

素因数の和:928

約数の個数: 288

約数和(自身を含む): 10408798080

約数和(自身を除く): 7417985280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 80, 95, 96, 100, 114, 120, 128, 150, 152, 160, 190, 192, 200, 228, 240, 285, 300, 304, 320, 361, 380, 384, 400, 456, 475, 480, 570, 600, 608, 640, 722, 760, 800, 863, 912, 950, 960, 1083, 1140, 1200, 1216, 1425, 1444, 1520, 1600, 1726, 1805, 1824, 1900, 1920, 2166, 2280, 2400, 2432, 2589, 2850, 2888, 3040, 3200, 3452, 3610, 3648, 3800, 4315, 4332, 4560, 4800, 5178, 5415, 5700, 5776, 6080, 6904, 7220, 7296, 7600, 8630, 8664, 9025, 9120, 9600, 10356, 10830, 11400, 11552, 12160, 12945, 13808, 14440, 15200, 16397, 17260, 17328, 18050, 18240, 20712, 21575, 21660, 22800, 23104, 25890, 27075, 27616, 28880, 30400, 32794, 34520, 34656, 36100, 36480, 41424, 43150, 43320, 45600, 46208, 49191, 51780, 54150, 55232, 57760, 60800, 64725, 65588, 69040, 69312, 72200, 81985, 82848, 86300, 86640, 91200, 98382, 103560, 108300, 110464, 115520, 129450, 131176, 138080, 138624, 144400, 163970, 165696, 172600, 173280, 182400, 196764, 207120, 216600, 231040, 245955, 258900, 262352, 276160, 288800, 311543, 327940, 331392, 345200, 346560, 393528, 409925, 414240, 433200, 491910, 517800, 524704, 552320, 577600, 623086, 655880, 690400, 693120, 787056, 819850, 828480, 866400, 934629, 983820, 1035600, 1049408, 1155200, 1229775, 1246172, 1311760, 1380800, 1557715, 1574112, 1639700, 1656960, 1732800, 1869258, 1967640, 2071200, 2098816, 2459550, 2492344, 2623520, 2761600, 3115430, 3148224, 3279400, 3465600, 3738516, 3935280, 4142400, 4673145, 4919100, 4984688, 5247040, 6230860, 6296448, 6558800, 7477032, 7788575, 7870560, 8284800, 9346290, 9838200, 9969376, 10494080, 12461720, 13117600, 14954064, 15577150, 15741120, 18692580, 19676400, 19938752, 23365725, 24923440, 26235200, 29908128, 31154300, 31482240, 37385160, 39352800, 39877504, 46731450, 49846880, 52470400, 59816256, 62308600, 74770320, 78705600, 93462900, 99693760, 119632512, 124617200, 149540640, 157411200, 186925800, 199387520, 249234400, 299081280, 373851600, 498468800, 598162560, 747703200, 996937600, 1495406400, 2990812800]

約数ペア:

[(1, 2990812800), (2, 1495406400), (3, 996937600), (4, 747703200), (5, 598162560), (6, 498468800), (8, 373851600), (10, 299081280), (12, 249234400), (15, 199387520), (16, 186925800), (19, 157411200), (20, 149540640), (24, 124617200), (25, 119632512), (30, 99693760), (32, 93462900), (38, 78705600), (40, 74770320), (48, 62308600), (50, 59816256), (57, 52470400), (60, 49846880), (64, 46731450), (75, 39877504), (76, 39352800), (80, 37385160), (95, 31482240), (96, 31154300), (100, 29908128), (114, 26235200), (120, 24923440), (128, 23365725), (150, 19938752), (152, 19676400), (160, 18692580), (190, 15741120), (192, 15577150), (200, 14954064), (228, 13117600), (240, 12461720), (285, 10494080), (300, 9969376), (304, 9838200), (320, 9346290), (361, 8284800), (380, 7870560), (384, 7788575), (400, 7477032), (456, 6558800), (475, 6296448), (480, 6230860), (570, 5247040), (600, 4984688), (608, 4919100), (640, 4673145), (722, 4142400), (760, 3935280), (800, 3738516), (863, 3465600), (912, 3279400), (950, 3148224), (960, 3115430), (1083, 2761600), (1140, 2623520), (1200, 2492344), (1216, 2459550), (1425, 2098816), (1444, 2071200), (1520, 1967640), (1600, 1869258), (1726, 1732800), (1805, 1656960), (1824, 1639700), (1900, 1574112), (1920, 1557715), (2166, 1380800), (2280, 1311760), (2400, 1246172), (2432, 1229775), (2589, 1155200), (2850, 1049408), (2888, 1035600), (3040, 983820), (3200, 934629), (3452, 866400), (3610, 828480), (3648, 819850), (3800, 787056), (4315, 693120), (4332, 690400), (4560, 655880), (4800, 623086), (5178, 577600), (5415, 552320), (5700, 524704), (5776, 517800), (6080, 491910), (6904, 433200), (7220, 414240), (7296, 409925), (7600, 393528), (8630, 346560), (8664, 345200), (9025, 331392), (9120, 327940), (9600, 311543), (10356, 288800), (10830, 276160), (11400, 262352), (11552, 258900), (12160, 245955), (12945, 231040), (13808, 216600), (14440, 207120), (15200, 196764), (16397, 182400), (17260, 173280), (17328, 172600), (18050, 165696), (18240, 163970), (20712, 144400), (21575, 138624), (21660, 138080), (22800, 131176), (23104, 129450), (25890, 115520), (27075, 110464), (27616, 108300), (28880, 103560), (30400, 98382), (32794, 91200), (34520, 86640), (34656, 86300), (36100, 82848), (36480, 81985), (41424, 72200), (43150, 69312), (43320, 69040), (45600, 65588), (46208, 64725), (49191, 60800), (51780, 57760), (54150, 55232)]