2891565720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{3209}}^1$

素因数の和:5729

約数の個数: 96

約数和(自身を含む): 9404272800

約数和(自身を除く): 6512707080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 2503, 3209, 5006, 6418, 7509, 9627, 10012, 12515, 12836, 15018, 16045, 19254, 20024, 22527, 25030, 25672, 28881, 30036, 32090, 37545, 38508, 45054, 48135, 50060, 57762, 60072, 64180, 75090, 77016, 90108, 96270, 100120, 112635, 115524, 128360, 144405, 150180, 180216, 192540, 225270, 231048, 288810, 300360, 385080, 450540, 577620, 901080, 1155240, 8032127, 16064254, 24096381, 32128508, 40160635, 48192762, 64257016, 72289143, 80321270, 96385524, 120481905, 144578286, 160642540, 192771048, 240963810, 289156572, 321285080, 361445715, 481927620, 578313144, 722891430, 963855240, 1445782860, 2891565720]

約数ペア:

[(1, 2891565720), (2, 1445782860), (3, 963855240), (4, 722891430), (5, 578313144), (6, 481927620), (8, 361445715), (9, 321285080), (10, 289156572), (12, 240963810), (15, 192771048), (18, 160642540), (20, 144578286), (24, 120481905), (30, 96385524), (36, 80321270), (40, 72289143), (45, 64257016), (60, 48192762), (72, 40160635), (90, 32128508), (120, 24096381), (180, 16064254), (360, 8032127), (2503, 1155240), (3209, 901080), (5006, 577620), (6418, 450540), (7509, 385080), (9627, 300360), (10012, 288810), (12515, 231048), (12836, 225270), (15018, 192540), (16045, 180216), (19254, 150180), (20024, 144405), (22527, 128360), (25030, 115524), (25672, 112635), (28881, 100120), (30036, 96270), (32090, 90108), (37545, 77016), (38508, 75090), (45054, 64180), (48135, 60072), (50060, 57762)]