72940560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3947}}^1$

素因数の和:3981

約数の個数: 160

約数和(自身を含む): 281981952

約数和(自身を除く): 209041392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 3947, 4620, 6160, 7894, 9240, 11841, 15788, 18480, 19735, 23682, 27629, 31576, 39470, 43417, 47364, 55258, 59205, 63152, 78940, 82887, 86834, 94728, 110516, 118410, 130251, 138145, 157880, 165774, 173668, 189456, 217085, 221032, 236820, 260502, 276290, 303919, 315760, 331548, 347336, 414435, 434170, 442064, 473640, 521004, 552580, 607838, 651255, 663096, 694672, 828870, 868340, 911757, 947280, 1042008, 1105160, 1215676, 1302510, 1326192, 1519595, 1657740, 1736680, 1823514, 2084016, 2210320, 2431352, 2605020, 3039190, 3315480, 3473360, 3647028, 4558785, 4862704, 5210040, 6078380, 6630960, 7294056, 9117570, 10420080, 12156760, 14588112, 18235140, 24313520, 36470280, 72940560]

約数ペア:

[(1, 72940560), (2, 36470280), (3, 24313520), (4, 18235140), (5, 14588112), (6, 12156760), (7, 10420080), (8, 9117570), (10, 7294056), (11, 6630960), (12, 6078380), (14, 5210040), (15, 4862704), (16, 4558785), (20, 3647028), (21, 3473360), (22, 3315480), (24, 3039190), (28, 2605020), (30, 2431352), (33, 2210320), (35, 2084016), (40, 1823514), (42, 1736680), (44, 1657740), (48, 1519595), (55, 1326192), (56, 1302510), (60, 1215676), (66, 1105160), (70, 1042008), (77, 947280), (80, 911757), (84, 868340), (88, 828870), (105, 694672), (110, 663096), (112, 651255), (120, 607838), (132, 552580), (140, 521004), (154, 473640), (165, 442064), (168, 434170), (176, 414435), (210, 347336), (220, 331548), (231, 315760), (240, 303919), (264, 276290), (280, 260502), (308, 236820), (330, 221032), (336, 217085), (385, 189456), (420, 173668), (440, 165774), (462, 157880), (528, 138145), (560, 130251), (616, 118410), (660, 110516), (770, 94728), (840, 86834), (880, 82887), (924, 78940), (1155, 63152), (1232, 59205), (1320, 55258), (1540, 47364), (1680, 43417), (1848, 39470), (2310, 31576), (2640, 27629), (3080, 23682), (3696, 19735), (3947, 18480), (4620, 15788), (6160, 11841), (7894, 9240)]