1311514680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:494

約数の個数: 256

約数和(自身を含む): 4646937600

約数和(自身を除く): 3335422920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 89, 105, 106, 120, 140, 159, 168, 178, 210, 212, 265, 267, 280, 318, 331, 356, 371, 420, 424, 445, 530, 534, 623, 636, 662, 712, 742, 795, 840, 890, 993, 1060, 1068, 1113, 1246, 1272, 1324, 1335, 1484, 1590, 1655, 1780, 1855, 1869, 1986, 2120, 2136, 2226, 2317, 2492, 2648, 2670, 2968, 3115, 3180, 3310, 3560, 3710, 3738, 3972, 4452, 4634, 4717, 4965, 4984, 5340, 5565, 6230, 6360, 6620, 6951, 7420, 7476, 7944, 8904, 9268, 9345, 9434, 9930, 10680, 11130, 11585, 12460, 13240, 13902, 14151, 14840, 14952, 17543, 18536, 18690, 18868, 19860, 22260, 23170, 23585, 24920, 27804, 28302, 29459, 33019, 34755, 35086, 37380, 37736, 39720, 44520, 46340, 47170, 52629, 55608, 56604, 58918, 66038, 69510, 70172, 70755, 74760, 87715, 88377, 92680, 94340, 99057, 105258, 113208, 117836, 122801, 132076, 139020, 140344, 141510, 147295, 165095, 175430, 176754, 188680, 198114, 206213, 210516, 235672, 245602, 263145, 264152, 278040, 283020, 294590, 330190, 350860, 353508, 368403, 396228, 412426, 421032, 441885, 491204, 495285, 526290, 566040, 589180, 614005, 618639, 660380, 701720, 707016, 736806, 792456, 824852, 883770, 982408, 990570, 1031065, 1052580, 1178360, 1228010, 1237278, 1320760, 1473612, 1561327, 1649704, 1767540, 1842015, 1981140, 2062130, 2105160, 2456020, 2474556, 2947224, 3093195, 3122654, 3535080, 3684030, 3962280, 4124260, 4683981, 4912040, 4949112, 6186390, 6245308, 7368060, 7806635, 8248520, 9367962, 10929289, 12372780, 12490616, 14736120, 15613270, 18735924, 21858578, 23419905, 24745560, 31226540, 32787867, 37471848, 43717156, 46839810, 54646445, 62453080, 65575734, 87434312, 93679620, 109292890, 131151468, 163939335, 187359240, 218585780, 262302936, 327878670, 437171560, 655757340, 1311514680]

約数ペア:

[(1, 1311514680), (2, 655757340), (3, 437171560), (4, 327878670), (5, 262302936), (6, 218585780), (7, 187359240), (8, 163939335), (10, 131151468), (12, 109292890), (14, 93679620), (15, 87434312), (20, 65575734), (21, 62453080), (24, 54646445), (28, 46839810), (30, 43717156), (35, 37471848), (40, 32787867), (42, 31226540), (53, 24745560), (56, 23419905), (60, 21858578), (70, 18735924), (84, 15613270), (89, 14736120), (105, 12490616), (106, 12372780), (120, 10929289), (140, 9367962), (159, 8248520), (168, 7806635), (178, 7368060), (210, 6245308), (212, 6186390), (265, 4949112), (267, 4912040), (280, 4683981), (318, 4124260), (331, 3962280), (356, 3684030), (371, 3535080), (420, 3122654), (424, 3093195), (445, 2947224), (530, 2474556), (534, 2456020), (623, 2105160), (636, 2062130), (662, 1981140), (712, 1842015), (742, 1767540), (795, 1649704), (840, 1561327), (890, 1473612), (993, 1320760), (1060, 1237278), (1068, 1228010), (1113, 1178360), (1246, 1052580), (1272, 1031065), (1324, 990570), (1335, 982408), (1484, 883770), (1590, 824852), (1655, 792456), (1780, 736806), (1855, 707016), (1869, 701720), (1986, 660380), (2120, 618639), (2136, 614005), (2226, 589180), (2317, 566040), (2492, 526290), (2648, 495285), (2670, 491204), (2968, 441885), (3115, 421032), (3180, 412426), (3310, 396228), (3560, 368403), (3710, 353508), (3738, 350860), (3972, 330190), (4452, 294590), (4634, 283020), (4717, 278040), (4965, 264152), (4984, 263145), (5340, 245602), (5565, 235672), (6230, 210516), (6360, 206213), (6620, 198114), (6951, 188680), (7420, 176754), (7476, 175430), (7944, 165095), (8904, 147295), (9268, 141510), (9345, 140344), (9434, 139020), (9930, 132076), (10680, 122801), (11130, 117836), (11585, 113208), (12460, 105258), (13240, 99057), (13902, 94340), (14151, 92680), (14840, 88377), (14952, 87715), (17543, 74760), (18536, 70755), (18690, 70172), (18868, 69510), (19860, 66038), (22260, 58918), (23170, 56604), (23585, 55608), (24920, 52629), (27804, 47170), (28302, 46340), (29459, 44520), (33019, 39720), (34755, 37736), (35086, 37380)]