251656080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1129

約数の個数: 160

約数和(自身を含む): 851612160

約数和(自身を除く): 599956080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 104, 120, 130, 156, 158, 195, 208, 237, 240, 260, 312, 316, 390, 395, 474, 520, 624, 632, 780, 790, 948, 1021, 1027, 1040, 1185, 1264, 1560, 1580, 1896, 2042, 2054, 2370, 3063, 3081, 3120, 3160, 3792, 4084, 4108, 4740, 5105, 5135, 6126, 6162, 6320, 8168, 8216, 9480, 10210, 10270, 12252, 12324, 13273, 15315, 15405, 16336, 16432, 18960, 20420, 20540, 24504, 24648, 26546, 30630, 30810, 39819, 40840, 41080, 49008, 49296, 53092, 61260, 61620, 66365, 79638, 80659, 81680, 82160, 106184, 122520, 123240, 132730, 159276, 161318, 199095, 212368, 241977, 245040, 246480, 265460, 318552, 322636, 398190, 403295, 483954, 530920, 637104, 645272, 796380, 806590, 967908, 1048567, 1061840, 1209885, 1290544, 1592760, 1613180, 1935816, 2097134, 2419770, 3145701, 3185520, 3226360, 3871632, 4194268, 4839540, 5242835, 6291402, 6452720, 8388536, 9679080, 10485670, 12582804, 15728505, 16777072, 19358160, 20971340, 25165608, 31457010, 41942680, 50331216, 62914020, 83885360, 125828040, 251656080]

約数ペア:

[(1, 251656080), (2, 125828040), (3, 83885360), (4, 62914020), (5, 50331216), (6, 41942680), (8, 31457010), (10, 25165608), (12, 20971340), (13, 19358160), (15, 16777072), (16, 15728505), (20, 12582804), (24, 10485670), (26, 9679080), (30, 8388536), (39, 6452720), (40, 6291402), (48, 5242835), (52, 4839540), (60, 4194268), (65, 3871632), (78, 3226360), (79, 3185520), (80, 3145701), (104, 2419770), (120, 2097134), (130, 1935816), (156, 1613180), (158, 1592760), (195, 1290544), (208, 1209885), (237, 1061840), (240, 1048567), (260, 967908), (312, 806590), (316, 796380), (390, 645272), (395, 637104), (474, 530920), (520, 483954), (624, 403295), (632, 398190), (780, 322636), (790, 318552), (948, 265460), (1021, 246480), (1027, 245040), (1040, 241977), (1185, 212368), (1264, 199095), (1560, 161318), (1580, 159276), (1896, 132730), (2042, 123240), (2054, 122520), (2370, 106184), (3063, 82160), (3081, 81680), (3120, 80659), (3160, 79638), (3792, 66365), (4084, 61620), (4108, 61260), (4740, 53092), (5105, 49296), (5135, 49008), (6126, 41080), (6162, 40840), (6320, 39819), (8168, 30810), (8216, 30630), (9480, 26546), (10210, 24648), (10270, 24504), (12252, 20540), (12324, 20420), (13273, 18960), (15315, 16432), (15405, 16336)]