85216920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1197

約数の個数: 128

約数和(自身を含む): 278251200

約数和(自身を除く): 193034280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 408, 444, 510, 555, 629, 680, 740, 888, 1020, 1110, 1129, 1258, 1480, 1887, 2040, 2220, 2258, 2516, 3145, 3387, 3774, 4440, 4516, 5032, 5645, 6290, 6774, 7548, 9032, 9435, 11290, 12580, 13548, 15096, 16935, 18870, 19193, 22580, 25160, 27096, 33870, 37740, 38386, 41773, 45160, 57579, 67740, 75480, 76772, 83546, 95965, 115158, 125319, 135480, 153544, 167092, 191930, 208865, 230316, 250638, 287895, 334184, 383860, 417730, 460632, 501276, 575790, 626595, 710141, 767720, 835460, 1002552, 1151580, 1253190, 1420282, 1670920, 2130423, 2303160, 2506380, 2840564, 3550705, 4260846, 5012760, 5681128, 7101410, 8521692, 10652115, 14202820, 17043384, 21304230, 28405640, 42608460, 85216920]

約数ペア:

[(1, 85216920), (2, 42608460), (3, 28405640), (4, 21304230), (5, 17043384), (6, 14202820), (8, 10652115), (10, 8521692), (12, 7101410), (15, 5681128), (17, 5012760), (20, 4260846), (24, 3550705), (30, 2840564), (34, 2506380), (37, 2303160), (40, 2130423), (51, 1670920), (60, 1420282), (68, 1253190), (74, 1151580), (85, 1002552), (102, 835460), (111, 767720), (120, 710141), (136, 626595), (148, 575790), (170, 501276), (185, 460632), (204, 417730), (222, 383860), (255, 334184), (296, 287895), (340, 250638), (370, 230316), (408, 208865), (444, 191930), (510, 167092), (555, 153544), (629, 135480), (680, 125319), (740, 115158), (888, 95965), (1020, 83546), (1110, 76772), (1129, 75480), (1258, 67740), (1480, 57579), (1887, 45160), (2040, 41773), (2220, 38386), (2258, 37740), (2516, 33870), (3145, 27096), (3387, 25160), (3774, 22580), (4440, 19193), (4516, 18870), (5032, 16935), (5645, 15096), (6290, 13548), (6774, 12580), (7548, 11290), (9032, 9435)]