253488240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:368

約数の個数: 240

約数和(自身を含む): 903442176

約数和(自身を除く): 649953936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 41, 45, 48, 60, 62, 72, 80, 82, 90, 93, 120, 123, 124, 144, 155, 164, 180, 186, 205, 240, 246, 248, 277, 279, 310, 328, 360, 369, 372, 410, 465, 492, 496, 554, 558, 615, 620, 656, 720, 738, 744, 820, 831, 930, 984, 1108, 1116, 1230, 1240, 1271, 1385, 1395, 1476, 1488, 1640, 1662, 1845, 1860, 1968, 2216, 2232, 2460, 2480, 2493, 2542, 2770, 2790, 2952, 3280, 3324, 3690, 3720, 3813, 4155, 4432, 4464, 4920, 4986, 5084, 5540, 5580, 5904, 6355, 6648, 7380, 7440, 7626, 8310, 8587, 9840, 9972, 10168, 11080, 11160, 11357, 11439, 12465, 12710, 13296, 14760, 15252, 16620, 17174, 19065, 19944, 20336, 22160, 22320, 22714, 22878, 24930, 25420, 25761, 29520, 30504, 33240, 34071, 34348, 38130, 39888, 42935, 45428, 45756, 49860, 50840, 51522, 56785, 57195, 61008, 66480, 68142, 68696, 76260, 77283, 85870, 90856, 91512, 99720, 101680, 102213, 103044, 113570, 114390, 128805, 136284, 137392, 152520, 154566, 170355, 171740, 181712, 183024, 199440, 204426, 206088, 227140, 228780, 257610, 272568, 305040, 309132, 340710, 343480, 352067, 386415, 408852, 412176, 454280, 457560, 511065, 515220, 545136, 618264, 681420, 686960, 704134, 772830, 817704, 908560, 915120, 1022130, 1030440, 1056201, 1236528, 1362840, 1408268, 1545660, 1635408, 1760335, 2044260, 2060880, 2112402, 2725680, 2816536, 3091320, 3168603, 3520670, 4088520, 4224804, 5281005, 5633072, 6182640, 6337206, 7041340, 8177040, 8449608, 10562010, 12674412, 14082680, 15843015, 16899216, 21124020, 25348824, 28165360, 31686030, 42248040, 50697648, 63372060, 84496080, 126744120, 253488240]

約数ペア:

[(1, 253488240), (2, 126744120), (3, 84496080), (4, 63372060), (5, 50697648), (6, 42248040), (8, 31686030), (9, 28165360), (10, 25348824), (12, 21124020), (15, 16899216), (16, 15843015), (18, 14082680), (20, 12674412), (24, 10562010), (30, 8449608), (31, 8177040), (36, 7041340), (40, 6337206), (41, 6182640), (45, 5633072), (48, 5281005), (60, 4224804), (62, 4088520), (72, 3520670), (80, 3168603), (82, 3091320), (90, 2816536), (93, 2725680), (120, 2112402), (123, 2060880), (124, 2044260), (144, 1760335), (155, 1635408), (164, 1545660), (180, 1408268), (186, 1362840), (205, 1236528), (240, 1056201), (246, 1030440), (248, 1022130), (277, 915120), (279, 908560), (310, 817704), (328, 772830), (360, 704134), (369, 686960), (372, 681420), (410, 618264), (465, 545136), (492, 515220), (496, 511065), (554, 457560), (558, 454280), (615, 412176), (620, 408852), (656, 386415), (720, 352067), (738, 343480), (744, 340710), (820, 309132), (831, 305040), (930, 272568), (984, 257610), (1108, 228780), (1116, 227140), (1230, 206088), (1240, 204426), (1271, 199440), (1385, 183024), (1395, 181712), (1476, 171740), (1488, 170355), (1640, 154566), (1662, 152520), (1845, 137392), (1860, 136284), (1968, 128805), (2216, 114390), (2232, 113570), (2460, 103044), (2480, 102213), (2493, 101680), (2542, 99720), (2770, 91512), (2790, 90856), (2952, 85870), (3280, 77283), (3324, 76260), (3690, 68696), (3720, 68142), (3813, 66480), (4155, 61008), (4432, 57195), (4464, 56785), (4920, 51522), (4986, 50840), (5084, 49860), (5540, 45756), (5580, 45428), (5904, 42935), (6355, 39888), (6648, 38130), (7380, 34348), (7440, 34071), (7626, 33240), (8310, 30504), (8587, 29520), (9840, 25761), (9972, 25420), (10168, 24930), (11080, 22878), (11160, 22714), (11357, 22320), (11439, 22160), (12465, 20336), (12710, 19944), (13296, 19065), (14760, 17174), (15252, 16620)]