488288520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1049}}^1$

素因数の和:1500

約数の個数: 128

約数和(自身を含む): 1632960000

約数和(自身を除く): 1144671480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 431, 540, 862, 1049, 1080, 1293, 1724, 2098, 2155, 2586, 3147, 3448, 3879, 4196, 4310, 5172, 5245, 6294, 6465, 7758, 8392, 8620, 9441, 10344, 10490, 11637, 12588, 12930, 15516, 15735, 17240, 18882, 19395, 20980, 23274, 25176, 25860, 28323, 31032, 31470, 37764, 38790, 41960, 46548, 47205, 51720, 56646, 58185, 62940, 75528, 77580, 93096, 94410, 113292, 116370, 125880, 141615, 155160, 188820, 226584, 232740, 283230, 377640, 452119, 465480, 566460, 904238, 1132920, 1356357, 1808476, 2260595, 2712714, 3616952, 4069071, 4521190, 5425428, 6781785, 8138142, 9042380, 10850856, 12207213, 13563570, 16276284, 18084760, 20345355, 24414426, 27127140, 32552568, 40690710, 48828852, 54254280, 61036065, 81381420, 97657704, 122072130, 162762840, 244144260, 488288520]

約数ペア:

[(1, 488288520), (2, 244144260), (3, 162762840), (4, 122072130), (5, 97657704), (6, 81381420), (8, 61036065), (9, 54254280), (10, 48828852), (12, 40690710), (15, 32552568), (18, 27127140), (20, 24414426), (24, 20345355), (27, 18084760), (30, 16276284), (36, 13563570), (40, 12207213), (45, 10850856), (54, 9042380), (60, 8138142), (72, 6781785), (90, 5425428), (108, 4521190), (120, 4069071), (135, 3616952), (180, 2712714), (216, 2260595), (270, 1808476), (360, 1356357), (431, 1132920), (540, 904238), (862, 566460), (1049, 465480), (1080, 452119), (1293, 377640), (1724, 283230), (2098, 232740), (2155, 226584), (2586, 188820), (3147, 155160), (3448, 141615), (3879, 125880), (4196, 116370), (4310, 113292), (5172, 94410), (5245, 93096), (6294, 77580), (6465, 75528), (7758, 62940), (8392, 58185), (8620, 56646), (9441, 51720), (10344, 47205), (10490, 46548), (11637, 41960), (12588, 38790), (12930, 37764), (15516, 31470), (15735, 31032), (17240, 28323), (18882, 25860), (19395, 25176), (20980, 23274)]