247938480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 240

約数和(自身を含む): 879881184

約数和(自身を除く): 631942704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 41, 45, 48, 60, 72, 74, 80, 82, 90, 111, 120, 123, 144, 148, 164, 180, 185, 205, 222, 227, 240, 246, 296, 328, 333, 360, 369, 370, 410, 444, 454, 492, 555, 592, 615, 656, 666, 681, 720, 738, 740, 820, 888, 908, 984, 1110, 1135, 1230, 1332, 1362, 1476, 1480, 1517, 1640, 1665, 1776, 1816, 1845, 1968, 2043, 2220, 2270, 2460, 2664, 2724, 2952, 2960, 3034, 3280, 3330, 3405, 3632, 3690, 4086, 4440, 4540, 4551, 4920, 5328, 5448, 5904, 6068, 6660, 6810, 7380, 7585, 8172, 8399, 8880, 9080, 9102, 9307, 9840, 10215, 10896, 12136, 13320, 13620, 13653, 14760, 15170, 16344, 16798, 18160, 18204, 18614, 20430, 22755, 24272, 25197, 26640, 27240, 27306, 27921, 29520, 30340, 32688, 33596, 36408, 37228, 40860, 41995, 45510, 46535, 50394, 54480, 54612, 55842, 60680, 67192, 68265, 72816, 74456, 75591, 81720, 83763, 83990, 91020, 93070, 100788, 109224, 111684, 121360, 125985, 134384, 136530, 139605, 148912, 151182, 163440, 167526, 167980, 182040, 186140, 201576, 218448, 223368, 251970, 273060, 279210, 302364, 335052, 335960, 344359, 364080, 372280, 377955, 403152, 418815, 446736, 503940, 546120, 558420, 604728, 670104, 671920, 688718, 744560, 755910, 837630, 1007880, 1033077, 1092240, 1116840, 1209456, 1340208, 1377436, 1511820, 1675260, 1721795, 2015760, 2066154, 2233680, 2754872, 3023640, 3099231, 3350520, 3443590, 4132308, 5165385, 5509744, 6047280, 6198462, 6701040, 6887180, 8264616, 10330770, 12396924, 13774360, 15496155, 16529232, 20661540, 24793848, 27548720, 30992310, 41323080, 49587696, 61984620, 82646160, 123969240, 247938480]

約数ペア:

[(1, 247938480), (2, 123969240), (3, 82646160), (4, 61984620), (5, 49587696), (6, 41323080), (8, 30992310), (9, 27548720), (10, 24793848), (12, 20661540), (15, 16529232), (16, 15496155), (18, 13774360), (20, 12396924), (24, 10330770), (30, 8264616), (36, 6887180), (37, 6701040), (40, 6198462), (41, 6047280), (45, 5509744), (48, 5165385), (60, 4132308), (72, 3443590), (74, 3350520), (80, 3099231), (82, 3023640), (90, 2754872), (111, 2233680), (120, 2066154), (123, 2015760), (144, 1721795), (148, 1675260), (164, 1511820), (180, 1377436), (185, 1340208), (205, 1209456), (222, 1116840), (227, 1092240), (240, 1033077), (246, 1007880), (296, 837630), (328, 755910), (333, 744560), (360, 688718), (369, 671920), (370, 670104), (410, 604728), (444, 558420), (454, 546120), (492, 503940), (555, 446736), (592, 418815), (615, 403152), (656, 377955), (666, 372280), (681, 364080), (720, 344359), (738, 335960), (740, 335052), (820, 302364), (888, 279210), (908, 273060), (984, 251970), (1110, 223368), (1135, 218448), (1230, 201576), (1332, 186140), (1362, 182040), (1476, 167980), (1480, 167526), (1517, 163440), (1640, 151182), (1665, 148912), (1776, 139605), (1816, 136530), (1845, 134384), (1968, 125985), (2043, 121360), (2220, 111684), (2270, 109224), (2460, 100788), (2664, 93070), (2724, 91020), (2952, 83990), (2960, 83763), (3034, 81720), (3280, 75591), (3330, 74456), (3405, 72816), (3632, 68265), (3690, 67192), (4086, 60680), (4440, 55842), (4540, 54612), (4551, 54480), (4920, 50394), (5328, 46535), (5448, 45510), (5904, 41995), (6068, 40860), (6660, 37228), (6810, 36408), (7380, 33596), (7585, 32688), (8172, 30340), (8399, 29520), (8880, 27921), (9080, 27306), (9102, 27240), (9307, 26640), (9840, 25197), (10215, 24272), (10896, 22755), (12136, 20430), (13320, 18614), (13620, 18204), (13653, 18160), (14760, 16798), (15170, 16344)]