55471920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 240

約数和(自身を含む): 206102880

約数和(自身を除く): 150630960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 53, 56, 60, 70, 80, 84, 89, 98, 105, 106, 112, 120, 140, 147, 159, 168, 178, 196, 210, 212, 240, 245, 265, 267, 280, 294, 318, 336, 356, 371, 392, 420, 424, 445, 490, 530, 534, 560, 588, 623, 636, 712, 735, 742, 784, 795, 840, 848, 890, 980, 1060, 1068, 1113, 1176, 1246, 1272, 1335, 1424, 1470, 1484, 1590, 1680, 1780, 1855, 1869, 1960, 2120, 2136, 2226, 2352, 2492, 2544, 2597, 2670, 2940, 2968, 3115, 3180, 3560, 3710, 3738, 3920, 4240, 4272, 4361, 4452, 4717, 4984, 5194, 5340, 5565, 5880, 5936, 6230, 6360, 7120, 7420, 7476, 7791, 8722, 8904, 9345, 9434, 9968, 10388, 10680, 11130, 11760, 12460, 12720, 12985, 13083, 14151, 14840, 14952, 15582, 17444, 17808, 18690, 18868, 20776, 21360, 21805, 22260, 23585, 24920, 25970, 26166, 28302, 29680, 29904, 31164, 33019, 34888, 37380, 37736, 38955, 41552, 43610, 44520, 47170, 49840, 51940, 52332, 56604, 62328, 65415, 66038, 69776, 70755, 74760, 75472, 77910, 87220, 89040, 94340, 99057, 103880, 104664, 113208, 124656, 130830, 132076, 141510, 149520, 155820, 165095, 174440, 188680, 198114, 207760, 209328, 226416, 231133, 261660, 264152, 283020, 311640, 330190, 348880, 377360, 396228, 462266, 495285, 523320, 528304, 566040, 623280, 660380, 693399, 792456, 924532, 990570, 1046640, 1132080, 1155665, 1320760, 1386798, 1584912, 1849064, 1981140, 2311330, 2641520, 2773596, 3466995, 3698128, 3962280, 4622660, 5547192, 6933990, 7924560, 9245320, 11094384, 13867980, 18490640, 27735960, 55471920]

約数ペア:

[(1, 55471920), (2, 27735960), (3, 18490640), (4, 13867980), (5, 11094384), (6, 9245320), (7, 7924560), (8, 6933990), (10, 5547192), (12, 4622660), (14, 3962280), (15, 3698128), (16, 3466995), (20, 2773596), (21, 2641520), (24, 2311330), (28, 1981140), (30, 1849064), (35, 1584912), (40, 1386798), (42, 1320760), (48, 1155665), (49, 1132080), (53, 1046640), (56, 990570), (60, 924532), (70, 792456), (80, 693399), (84, 660380), (89, 623280), (98, 566040), (105, 528304), (106, 523320), (112, 495285), (120, 462266), (140, 396228), (147, 377360), (159, 348880), (168, 330190), (178, 311640), (196, 283020), (210, 264152), (212, 261660), (240, 231133), (245, 226416), (265, 209328), (267, 207760), (280, 198114), (294, 188680), (318, 174440), (336, 165095), (356, 155820), (371, 149520), (392, 141510), (420, 132076), (424, 130830), (445, 124656), (490, 113208), (530, 104664), (534, 103880), (560, 99057), (588, 94340), (623, 89040), (636, 87220), (712, 77910), (735, 75472), (742, 74760), (784, 70755), (795, 69776), (840, 66038), (848, 65415), (890, 62328), (980, 56604), (1060, 52332), (1068, 51940), (1113, 49840), (1176, 47170), (1246, 44520), (1272, 43610), (1335, 41552), (1424, 38955), (1470, 37736), (1484, 37380), (1590, 34888), (1680, 33019), (1780, 31164), (1855, 29904), (1869, 29680), (1960, 28302), (2120, 26166), (2136, 25970), (2226, 24920), (2352, 23585), (2492, 22260), (2544, 21805), (2597, 21360), (2670, 20776), (2940, 18868), (2968, 18690), (3115, 17808), (3180, 17444), (3560, 15582), (3710, 14952), (3738, 14840), (3920, 14151), (4240, 13083), (4272, 12985), (4361, 12720), (4452, 12460), (4717, 11760), (4984, 11130), (5194, 10680), (5340, 10388), (5565, 9968), (5880, 9434), (5936, 9345), (6230, 8904), (6360, 8722), (7120, 7791), (7420, 7476)]