1574164640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 144

約数和(自身を含む): 4044311208

約数和(自身を除く): 2470146568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 313, 340, 344, 430, 544, 626, 680, 688, 731, 860, 1252, 1360, 1376, 1462, 1565, 1720, 1849, 2504, 2720, 2924, 3130, 3440, 3655, 3698, 5008, 5321, 5848, 6260, 6880, 7310, 7396, 9245, 10016, 10642, 11696, 12520, 13459, 14620, 14792, 18490, 21284, 23392, 25040, 26605, 26918, 29240, 29584, 31433, 36980, 42568, 50080, 53210, 53836, 58480, 59168, 62866, 67295, 73960, 85136, 106420, 107672, 116960, 125732, 134590, 147920, 157165, 170272, 212840, 215344, 228803, 251464, 269180, 295840, 314330, 425680, 430688, 457606, 502928, 538360, 578737, 628660, 851360, 915212, 1005856, 1076720, 1144015, 1157474, 1257320, 1830424, 2153440, 2288030, 2314948, 2514640, 2893685, 3660848, 4576060, 4629896, 5029280, 5787370, 7321696, 9152120, 9259792, 9838529, 11574740, 18304240, 18519584, 19677058, 23149480, 36608480, 39354116, 46298960, 49192645, 78708232, 92597920, 98385290, 157416464, 196770580, 314832928, 393541160, 787082320, 1574164640]

約数ペア:

[(1, 1574164640), (2, 787082320), (4, 393541160), (5, 314832928), (8, 196770580), (10, 157416464), (16, 98385290), (17, 92597920), (20, 78708232), (32, 49192645), (34, 46298960), (40, 39354116), (43, 36608480), (68, 23149480), (80, 19677058), (85, 18519584), (86, 18304240), (136, 11574740), (160, 9838529), (170, 9259792), (172, 9152120), (215, 7321696), (272, 5787370), (313, 5029280), (340, 4629896), (344, 4576060), (430, 3660848), (544, 2893685), (626, 2514640), (680, 2314948), (688, 2288030), (731, 2153440), (860, 1830424), (1252, 1257320), (1360, 1157474), (1376, 1144015), (1462, 1076720), (1565, 1005856), (1720, 915212), (1849, 851360), (2504, 628660), (2720, 578737), (2924, 538360), (3130, 502928), (3440, 457606), (3655, 430688), (3698, 425680), (5008, 314330), (5321, 295840), (5848, 269180), (6260, 251464), (6880, 228803), (7310, 215344), (7396, 212840), (9245, 170272), (10016, 157165), (10642, 147920), (11696, 134590), (12520, 125732), (13459, 116960), (14620, 107672), (14792, 106420), (18490, 85136), (21284, 73960), (23392, 67295), (25040, 62866), (26605, 59168), (26918, 58480), (29240, 53836), (29584, 53210), (31433, 50080), (36980, 42568)]