8421326820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{12703}}^1$

素因数の和:12874

約数の個数: 144

約数和(自身を含む): 26635714560

約数和(自身を除く): 18214387740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 127, 145, 174, 180, 254, 261, 290, 348, 381, 435, 508, 522, 580, 635, 762, 870, 1044, 1143, 1270, 1305, 1524, 1740, 1905, 2286, 2540, 2610, 3683, 3810, 4572, 5220, 5715, 7366, 7620, 11049, 11430, 12703, 14732, 18415, 22098, 22860, 25406, 33147, 36830, 38109, 44196, 50812, 55245, 63515, 66294, 73660, 76218, 110490, 114327, 127030, 132588, 152436, 165735, 190545, 220980, 228654, 254060, 331470, 368387, 381090, 457308, 571635, 662940, 736774, 762180, 1105161, 1143270, 1473548, 1613281, 1841935, 2210322, 2286540, 3226562, 3315483, 3683870, 4420644, 4839843, 5525805, 6453124, 6630966, 7367740, 8066405, 9679686, 11051610, 13261932, 14519529, 16132810, 16577415, 19359372, 22103220, 24199215, 29039058, 32265620, 33154830, 46785149, 48398430, 58078116, 66309660, 72597645, 93570298, 96796860, 140355447, 145195290, 187140596, 233925745, 280710894, 290390580, 421066341, 467851490, 561421788, 701777235, 842132682, 935702980, 1403554470, 1684265364, 2105331705, 2807108940, 4210663410, 8421326820]

約数ペア:

[(1, 8421326820), (2, 4210663410), (3, 2807108940), (4, 2105331705), (5, 1684265364), (6, 1403554470), (9, 935702980), (10, 842132682), (12, 701777235), (15, 561421788), (18, 467851490), (20, 421066341), (29, 290390580), (30, 280710894), (36, 233925745), (45, 187140596), (58, 145195290), (60, 140355447), (87, 96796860), (90, 93570298), (116, 72597645), (127, 66309660), (145, 58078116), (174, 48398430), (180, 46785149), (254, 33154830), (261, 32265620), (290, 29039058), (348, 24199215), (381, 22103220), (435, 19359372), (508, 16577415), (522, 16132810), (580, 14519529), (635, 13261932), (762, 11051610), (870, 9679686), (1044, 8066405), (1143, 7367740), (1270, 6630966), (1305, 6453124), (1524, 5525805), (1740, 4839843), (1905, 4420644), (2286, 3683870), (2540, 3315483), (2610, 3226562), (3683, 2286540), (3810, 2210322), (4572, 1841935), (5220, 1613281), (5715, 1473548), (7366, 1143270), (7620, 1105161), (11049, 762180), (11430, 736774), (12703, 662940), (14732, 571635), (18415, 457308), (22098, 381090), (22860, 368387), (25406, 331470), (33147, 254060), (36830, 228654), (38109, 220980), (44196, 190545), (50812, 165735), (55245, 152436), (63515, 132588), (66294, 127030), (73660, 114327), (76218, 110490)]