242871440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 432085360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 167, 196, 212, 245, 265, 280, 334, 343, 371, 392, 424, 490, 530, 560, 668, 686, 742, 784, 835, 848, 980, 1060, 1169, 1336, 1372, 1484, 1670, 1715, 1855, 1960, 2120, 2338, 2597, 2672, 2744, 2968, 3340, 3430, 3710, 3920, 4240, 4676, 5194, 5488, 5845, 5936, 6680, 6860, 7420, 8183, 8851, 9352, 10388, 11690, 12985, 13360, 13720, 14840, 16366, 17702, 18179, 18704, 20776, 23380, 25970, 27440, 29680, 32732, 35404, 36358, 40915, 41552, 44255, 46760, 51940, 57281, 61957, 65464, 70808, 72716, 81830, 88510, 90895, 93520, 103880, 114562, 123914, 130928, 141616, 145432, 163660, 177020, 181790, 207760, 229124, 247828, 286405, 290864, 309785, 327320, 354040, 363580, 433699, 458248, 495656, 572810, 619570, 654640, 708080, 727160, 867398, 916496, 991312, 1145620, 1239140, 1454320, 1734796, 2168495, 2291240, 2478280, 3035893, 3469592, 4336990, 4582480, 4956560, 6071786, 6939184, 8673980, 12143572, 15179465, 17347960, 24287144, 30358930, 34695920, 48574288, 60717860, 121435720, 242871440]

約数ペア:

[(1, 242871440), (2, 121435720), (4, 60717860), (5, 48574288), (7, 34695920), (8, 30358930), (10, 24287144), (14, 17347960), (16, 15179465), (20, 12143572), (28, 8673980), (35, 6939184), (40, 6071786), (49, 4956560), (53, 4582480), (56, 4336990), (70, 3469592), (80, 3035893), (98, 2478280), (106, 2291240), (112, 2168495), (140, 1734796), (167, 1454320), (196, 1239140), (212, 1145620), (245, 991312), (265, 916496), (280, 867398), (334, 727160), (343, 708080), (371, 654640), (392, 619570), (424, 572810), (490, 495656), (530, 458248), (560, 433699), (668, 363580), (686, 354040), (742, 327320), (784, 309785), (835, 290864), (848, 286405), (980, 247828), (1060, 229124), (1169, 207760), (1336, 181790), (1372, 177020), (1484, 163660), (1670, 145432), (1715, 141616), (1855, 130928), (1960, 123914), (2120, 114562), (2338, 103880), (2597, 93520), (2672, 90895), (2744, 88510), (2968, 81830), (3340, 72716), (3430, 70808), (3710, 65464), (3920, 61957), (4240, 57281), (4676, 51940), (5194, 46760), (5488, 44255), (5845, 41552), (5936, 40915), (6680, 36358), (6860, 35404), (7420, 32732), (8183, 29680), (8851, 27440), (9352, 25970), (10388, 23380), (11690, 20776), (12985, 18704), (13360, 18179), (13720, 17702), (14840, 16366)]