28877320920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{7883}}^1$

素因数の和:8007

約数の個数: 256

約数和(自身を含む): 102176640000

約数和(自身を除く): 73299319080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 89, 98, 105, 120, 140, 147, 168, 178, 196, 210, 245, 267, 280, 294, 343, 356, 392, 420, 445, 490, 534, 588, 623, 686, 712, 735, 840, 890, 980, 1029, 1068, 1176, 1246, 1335, 1372, 1470, 1715, 1780, 1869, 1960, 2058, 2136, 2492, 2670, 2744, 2940, 3115, 3430, 3560, 3738, 4116, 4361, 4984, 5145, 5340, 5880, 6230, 6860, 7476, 7883, 8232, 8722, 9345, 10290, 10680, 12460, 13083, 13720, 14952, 15766, 17444, 18690, 20580, 21805, 23649, 24920, 26166, 30527, 31532, 34888, 37380, 39415, 41160, 43610, 47298, 52332, 55181, 61054, 63064, 65415, 74760, 78830, 87220, 91581, 94596, 104664, 110362, 118245, 122108, 130830, 152635, 157660, 165543, 174440, 183162, 189192, 220724, 236490, 244216, 261660, 275905, 305270, 315320, 331086, 366324, 386267, 441448, 457905, 472980, 523320, 551810, 610540, 662172, 701587, 732648, 772534, 827715, 915810, 945960, 1103620, 1158801, 1221080, 1324344, 1403174, 1545068, 1655430, 1831620, 1931335, 2104761, 2207240, 2317602, 2703869, 2806348, 3090136, 3310860, 3507935, 3663240, 3862670, 4209522, 4635204, 4911109, 5407738, 5612696, 5794005, 6621720, 7015870, 7725340, 8111607, 8419044, 9270408, 9822218, 10523805, 10815476, 11588010, 13519345, 14031740, 14733327, 15450680, 16223214, 16838088, 19644436, 21047610, 21630952, 23176020, 24555545, 27038690, 28063480, 29466654, 32446428, 34377763, 39288872, 40558035, 42095220, 46352040, 49111090, 54077380, 58933308, 64892856, 68755526, 73666635, 81116070, 84190440, 98222180, 103133289, 108154760, 117866616, 137511052, 147333270, 162232140, 171888815, 196444360, 206266578, 240644341, 275022104, 294666540, 324464280, 343777630, 412533156, 481288682, 515666445, 589333080, 687555260, 721933023, 825066312, 962577364, 1031332890, 1203221705, 1375110520, 1443866046, 1925154728, 2062665780, 2406443410, 2887732092, 3609665115, 4125331560, 4812886820, 5775464184, 7219330230, 9625773640, 14438660460, 28877320920]

約数ペア:

[(1, 28877320920), (2, 14438660460), (3, 9625773640), (4, 7219330230), (5, 5775464184), (6, 4812886820), (7, 4125331560), (8, 3609665115), (10, 2887732092), (12, 2406443410), (14, 2062665780), (15, 1925154728), (20, 1443866046), (21, 1375110520), (24, 1203221705), (28, 1031332890), (30, 962577364), (35, 825066312), (40, 721933023), (42, 687555260), (49, 589333080), (56, 515666445), (60, 481288682), (70, 412533156), (84, 343777630), (89, 324464280), (98, 294666540), (105, 275022104), (120, 240644341), (140, 206266578), (147, 196444360), (168, 171888815), (178, 162232140), (196, 147333270), (210, 137511052), (245, 117866616), (267, 108154760), (280, 103133289), (294, 98222180), (343, 84190440), (356, 81116070), (392, 73666635), (420, 68755526), (445, 64892856), (490, 58933308), (534, 54077380), (588, 49111090), (623, 46352040), (686, 42095220), (712, 40558035), (735, 39288872), (840, 34377763), (890, 32446428), (980, 29466654), (1029, 28063480), (1068, 27038690), (1176, 24555545), (1246, 23176020), (1335, 21630952), (1372, 21047610), (1470, 19644436), (1715, 16838088), (1780, 16223214), (1869, 15450680), (1960, 14733327), (2058, 14031740), (2136, 13519345), (2492, 11588010), (2670, 10815476), (2744, 10523805), (2940, 9822218), (3115, 9270408), (3430, 8419044), (3560, 8111607), (3738, 7725340), (4116, 7015870), (4361, 6621720), (4984, 5794005), (5145, 5612696), (5340, 5407738), (5880, 4911109), (6230, 4635204), (6860, 4209522), (7476, 3862670), (7883, 3663240), (8232, 3507935), (8722, 3310860), (9345, 3090136), (10290, 2806348), (10680, 2703869), (12460, 2317602), (13083, 2207240), (13720, 2104761), (14952, 1931335), (15766, 1831620), (17444, 1655430), (18690, 1545068), (20580, 1403174), (21805, 1324344), (23649, 1221080), (24920, 1158801), (26166, 1103620), (30527, 945960), (31532, 915810), (34888, 827715), (37380, 772534), (39415, 732648), (41160, 701587), (43610, 662172), (47298, 610540), (52332, 551810), (55181, 523320), (61054, 472980), (63064, 457905), (65415, 441448), (74760, 386267), (78830, 366324), (87220, 331086), (91581, 315320), (94596, 305270), (104664, 275905), (110362, 261660), (118245, 244216), (122108, 236490), (130830, 220724), (152635, 189192), (157660, 183162), (165543, 174440)]