89727960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2887}}^1$

素因数の和:2945

約数の個数: 128

約数和(自身を含む): 316062720

約数和(自身を除く): 226334760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 2887, 3108, 3885, 4440, 5180, 5774, 6216, 7770, 8661, 10360, 11548, 14435, 15540, 17322, 20209, 23096, 28870, 31080, 34644, 40418, 43305, 57740, 60627, 69288, 80836, 86610, 101045, 106819, 115480, 121254, 161672, 173220, 202090, 213638, 242508, 303135, 320457, 346440, 404180, 427276, 485016, 534095, 606270, 640914, 747733, 808360, 854552, 1068190, 1212540, 1281828, 1495466, 1602285, 2136380, 2243199, 2425080, 2563656, 2990932, 3204570, 3738665, 4272760, 4486398, 5981864, 6409140, 7477330, 8972796, 11215995, 12818280, 14954660, 17945592, 22431990, 29909320, 44863980, 89727960]

約数ペア:

[(1, 89727960), (2, 44863980), (3, 29909320), (4, 22431990), (5, 17945592), (6, 14954660), (7, 12818280), (8, 11215995), (10, 8972796), (12, 7477330), (14, 6409140), (15, 5981864), (20, 4486398), (21, 4272760), (24, 3738665), (28, 3204570), (30, 2990932), (35, 2563656), (37, 2425080), (40, 2243199), (42, 2136380), (56, 1602285), (60, 1495466), (70, 1281828), (74, 1212540), (84, 1068190), (105, 854552), (111, 808360), (120, 747733), (140, 640914), (148, 606270), (168, 534095), (185, 485016), (210, 427276), (222, 404180), (259, 346440), (280, 320457), (296, 303135), (370, 242508), (420, 213638), (444, 202090), (518, 173220), (555, 161672), (740, 121254), (777, 115480), (840, 106819), (888, 101045), (1036, 86610), (1110, 80836), (1295, 69288), (1480, 60627), (1554, 57740), (2072, 43305), (2220, 40418), (2590, 34644), (2887, 31080), (3108, 28870), (3885, 23096), (4440, 20209), (5180, 17322), (5774, 15540), (6216, 14435), (7770, 11548), (8661, 10360)]