71520540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13099}}^1$

素因数の和:13131

約数の個数: 96

約数和(自身を含む): 246489600

約数和(自身を除く): 174969060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 13099, 26198, 39297, 52396, 65495, 78594, 91693, 130990, 157188, 170287, 183386, 196485, 261980, 275079, 340574, 366772, 392970, 458465, 510861, 550158, 681148, 785940, 851435, 916930, 1021722, 1100316, 1192009, 1375395, 1702870, 1833860, 2043444, 2384018, 2554305, 2750790, 3405740, 3576027, 4768036, 5108610, 5501580, 5960045, 7152054, 10217220, 11920090, 14304108, 17880135, 23840180, 35760270, 71520540]

約数ペア:

[(1, 71520540), (2, 35760270), (3, 23840180), (4, 17880135), (5, 14304108), (6, 11920090), (7, 10217220), (10, 7152054), (12, 5960045), (13, 5501580), (14, 5108610), (15, 4768036), (20, 3576027), (21, 3405740), (26, 2750790), (28, 2554305), (30, 2384018), (35, 2043444), (39, 1833860), (42, 1702870), (52, 1375395), (60, 1192009), (65, 1100316), (70, 1021722), (78, 916930), (84, 851435), (91, 785940), (105, 681148), (130, 550158), (140, 510861), (156, 458465), (182, 392970), (195, 366772), (210, 340574), (260, 275079), (273, 261980), (364, 196485), (390, 183386), (420, 170287), (455, 157188), (546, 130990), (780, 91693), (910, 78594), (1092, 65495), (1365, 52396), (1820, 39297), (2730, 26198), (5460, 13099)]