51238440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 256

約数和(自身を含む): 196992000

約数和(自身を除く): 145753560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 152, 165, 171, 180, 190, 198, 209, 216, 220, 227, 228, 264, 270, 285, 297, 330, 342, 360, 380, 396, 418, 440, 454, 456, 495, 513, 540, 570, 594, 627, 660, 681, 684, 760, 792, 836, 855, 908, 990, 1026, 1045, 1080, 1135, 1140, 1188, 1254, 1320, 1362, 1368, 1485, 1672, 1710, 1816, 1881, 1980, 2043, 2052, 2090, 2270, 2280, 2376, 2497, 2508, 2565, 2724, 2970, 3135, 3405, 3420, 3762, 3960, 4086, 4104, 4180, 4313, 4540, 4994, 5016, 5130, 5448, 5643, 5940, 6129, 6270, 6810, 6840, 7491, 7524, 8172, 8360, 8626, 9080, 9405, 9988, 10215, 10260, 11286, 11880, 12258, 12485, 12540, 12939, 13620, 14982, 15048, 16344, 17252, 18810, 19976, 20430, 20520, 21565, 22473, 22572, 24516, 24970, 25080, 25878, 27240, 28215, 29964, 30645, 34504, 37455, 37620, 38817, 40860, 43130, 44946, 45144, 47443, 49032, 49940, 51756, 56430, 59928, 61290, 64695, 67419, 74910, 75240, 77634, 81720, 86260, 89892, 94886, 99880, 103512, 112365, 112860, 116451, 122580, 129390, 134838, 142329, 149820, 155268, 172520, 179784, 189772, 194085, 224730, 225720, 232902, 237215, 245160, 258780, 269676, 284658, 299640, 310536, 337095, 379544, 388170, 426987, 449460, 465804, 474430, 517560, 539352, 569316, 582255, 674190, 711645, 776340, 853974, 898920, 931608, 948860, 1138632, 1164510, 1280961, 1348380, 1423290, 1552680, 1707948, 1897720, 2134935, 2329020, 2561922, 2696760, 2846580, 3415896, 4269870, 4658040, 5123844, 5693160, 6404805, 8539740, 10247688, 12809610, 17079480, 25619220, 51238440]

約数ペア:

[(1, 51238440), (2, 25619220), (3, 17079480), (4, 12809610), (5, 10247688), (6, 8539740), (8, 6404805), (9, 5693160), (10, 5123844), (11, 4658040), (12, 4269870), (15, 3415896), (18, 2846580), (19, 2696760), (20, 2561922), (22, 2329020), (24, 2134935), (27, 1897720), (30, 1707948), (33, 1552680), (36, 1423290), (38, 1348380), (40, 1280961), (44, 1164510), (45, 1138632), (54, 948860), (55, 931608), (57, 898920), (60, 853974), (66, 776340), (72, 711645), (76, 674190), (88, 582255), (90, 569316), (95, 539352), (99, 517560), (108, 474430), (110, 465804), (114, 449460), (120, 426987), (132, 388170), (135, 379544), (152, 337095), (165, 310536), (171, 299640), (180, 284658), (190, 269676), (198, 258780), (209, 245160), (216, 237215), (220, 232902), (227, 225720), (228, 224730), (264, 194085), (270, 189772), (285, 179784), (297, 172520), (330, 155268), (342, 149820), (360, 142329), (380, 134838), (396, 129390), (418, 122580), (440, 116451), (454, 112860), (456, 112365), (495, 103512), (513, 99880), (540, 94886), (570, 89892), (594, 86260), (627, 81720), (660, 77634), (681, 75240), (684, 74910), (760, 67419), (792, 64695), (836, 61290), (855, 59928), (908, 56430), (990, 51756), (1026, 49940), (1045, 49032), (1080, 47443), (1135, 45144), (1140, 44946), (1188, 43130), (1254, 40860), (1320, 38817), (1362, 37620), (1368, 37455), (1485, 34504), (1672, 30645), (1710, 29964), (1816, 28215), (1881, 27240), (1980, 25878), (2043, 25080), (2052, 24970), (2090, 24516), (2270, 22572), (2280, 22473), (2376, 21565), (2497, 20520), (2508, 20430), (2565, 19976), (2724, 18810), (2970, 17252), (3135, 16344), (3405, 15048), (3420, 14982), (3762, 13620), (3960, 12939), (4086, 12540), (4104, 12485), (4180, 12258), (4313, 11880), (4540, 11286), (4994, 10260), (5016, 10215), (5130, 9988), (5448, 9405), (5643, 9080), (5940, 8626), (6129, 8360), (6270, 8172), (6810, 7524), (6840, 7491)]