689620360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{120563}}^1$

素因数の和:120598

約数の個数: 64

約数和(自身を含む): 1822927680

約数和(自身を除く): 1133307320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 120563, 241126, 482252, 602815, 964504, 1205630, 1326193, 1567319, 2411260, 2652386, 3134638, 4822520, 5304772, 6269276, 6630965, 7836595, 10609544, 12538552, 13261930, 15673190, 17240509, 26523860, 31346380, 34481018, 53047720, 62692760, 68962036, 86202545, 137924072, 172405090, 344810180, 689620360]

約数ペア:

[(1, 689620360), (2, 344810180), (4, 172405090), (5, 137924072), (8, 86202545), (10, 68962036), (11, 62692760), (13, 53047720), (20, 34481018), (22, 31346380), (26, 26523860), (40, 17240509), (44, 15673190), (52, 13261930), (55, 12538552), (65, 10609544), (88, 7836595), (104, 6630965), (110, 6269276), (130, 5304772), (143, 4822520), (220, 3134638), (260, 2652386), (286, 2411260), (440, 1567319), (520, 1326193), (572, 1205630), (715, 964504), (1144, 602815), (1430, 482252), (2860, 241126), (5720, 120563)]