440709516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 144

約数和(自身を含む): 1273429248

約数和(自身を除く): 832719732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 37, 39, 52, 62, 74, 78, 93, 111, 117, 124, 148, 156, 186, 222, 234, 279, 333, 372, 403, 444, 468, 481, 558, 666, 806, 821, 962, 1116, 1147, 1209, 1332, 1443, 1612, 1642, 1924, 2294, 2418, 2463, 2886, 3284, 3441, 3627, 4329, 4588, 4836, 4926, 5772, 6882, 7254, 7389, 8658, 9852, 10323, 10673, 13764, 14508, 14778, 14911, 17316, 20646, 21346, 25451, 29556, 29822, 30377, 32019, 41292, 42692, 44733, 50902, 59644, 60754, 64038, 76353, 89466, 91131, 96057, 101804, 121508, 128076, 134199, 152706, 178932, 182262, 192114, 229059, 268398, 273393, 305412, 330863, 364524, 384228, 394901, 458118, 536796, 546786, 661726, 789802, 916236, 941687, 992589, 1093572, 1184703, 1323452, 1579604, 1883374, 1985178, 2369406, 2825061, 2977767, 3554109, 3766748, 3970356, 4738812, 5650122, 5955534, 7108218, 8475183, 11300244, 11911068, 12241931, 14216436, 16950366, 24483862, 33900732, 36725793, 48967724, 73451586, 110177379, 146903172, 220354758, 440709516]

約数ペア:

[(1, 440709516), (2, 220354758), (3, 146903172), (4, 110177379), (6, 73451586), (9, 48967724), (12, 36725793), (13, 33900732), (18, 24483862), (26, 16950366), (31, 14216436), (36, 12241931), (37, 11911068), (39, 11300244), (52, 8475183), (62, 7108218), (74, 5955534), (78, 5650122), (93, 4738812), (111, 3970356), (117, 3766748), (124, 3554109), (148, 2977767), (156, 2825061), (186, 2369406), (222, 1985178), (234, 1883374), (279, 1579604), (333, 1323452), (372, 1184703), (403, 1093572), (444, 992589), (468, 941687), (481, 916236), (558, 789802), (666, 661726), (806, 546786), (821, 536796), (962, 458118), (1116, 394901), (1147, 384228), (1209, 364524), (1332, 330863), (1443, 305412), (1612, 273393), (1642, 268398), (1924, 229059), (2294, 192114), (2418, 182262), (2463, 178932), (2886, 152706), (3284, 134199), (3441, 128076), (3627, 121508), (4329, 101804), (4588, 96057), (4836, 91131), (4926, 89466), (5772, 76353), (6882, 64038), (7254, 60754), (7389, 59644), (8658, 50902), (9852, 44733), (10323, 42692), (10673, 41292), (13764, 32019), (14508, 30377), (14778, 29822), (14911, 29556), (17316, 25451), (20646, 21346)]