357428760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:466

約数の個数: 256

約数和(自身を含む): 1257984000

約数和(自身を除く): 900555240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 31, 38, 39, 40, 52, 57, 60, 62, 65, 76, 78, 93, 95, 104, 114, 120, 124, 130, 152, 155, 156, 186, 190, 195, 228, 247, 248, 260, 285, 310, 312, 372, 380, 389, 390, 403, 456, 465, 494, 520, 570, 589, 620, 741, 744, 760, 778, 780, 806, 930, 988, 1140, 1167, 1178, 1209, 1235, 1240, 1482, 1556, 1560, 1612, 1767, 1860, 1945, 1976, 2015, 2280, 2334, 2356, 2418, 2470, 2945, 2964, 3112, 3224, 3534, 3705, 3720, 3890, 4030, 4668, 4712, 4836, 4940, 5057, 5835, 5890, 5928, 6045, 7068, 7391, 7410, 7657, 7780, 8060, 8835, 9336, 9672, 9880, 10114, 11670, 11780, 12059, 12090, 14136, 14782, 14820, 15171, 15314, 15560, 16120, 17670, 20228, 22173, 22971, 23340, 23560, 24118, 24180, 25285, 29564, 29640, 30342, 30628, 35340, 36177, 36955, 38285, 40456, 44346, 45942, 46680, 48236, 48360, 50570, 59128, 60295, 60684, 61256, 70680, 72354, 73910, 75855, 76570, 88692, 91884, 96083, 96472, 101140, 110865, 114855, 120590, 121368, 144708, 147820, 151710, 153140, 156767, 177384, 180885, 183768, 192166, 202280, 221730, 229121, 229710, 241180, 288249, 289416, 295640, 303420, 306280, 313534, 361770, 384332, 443460, 458242, 459420, 470301, 480415, 482360, 576498, 606840, 627068, 687363, 723540, 768664, 783835, 886920, 916484, 918840, 940602, 960830, 1145605, 1152996, 1254136, 1374726, 1441245, 1447080, 1567670, 1832968, 1881204, 1921660, 2291210, 2305992, 2351505, 2749452, 2882490, 2978573, 3135340, 3436815, 3762408, 3843320, 4582420, 4703010, 5498904, 5764980, 5957146, 6270680, 6873630, 8935719, 9164840, 9406020, 11529960, 11914292, 13747260, 14892865, 17871438, 18812040, 23828584, 27494520, 29785730, 35742876, 44678595, 59571460, 71485752, 89357190, 119142920, 178714380, 357428760]

約数ペア:

[(1, 357428760), (2, 178714380), (3, 119142920), (4, 89357190), (5, 71485752), (6, 59571460), (8, 44678595), (10, 35742876), (12, 29785730), (13, 27494520), (15, 23828584), (19, 18812040), (20, 17871438), (24, 14892865), (26, 13747260), (30, 11914292), (31, 11529960), (38, 9406020), (39, 9164840), (40, 8935719), (52, 6873630), (57, 6270680), (60, 5957146), (62, 5764980), (65, 5498904), (76, 4703010), (78, 4582420), (93, 3843320), (95, 3762408), (104, 3436815), (114, 3135340), (120, 2978573), (124, 2882490), (130, 2749452), (152, 2351505), (155, 2305992), (156, 2291210), (186, 1921660), (190, 1881204), (195, 1832968), (228, 1567670), (247, 1447080), (248, 1441245), (260, 1374726), (285, 1254136), (310, 1152996), (312, 1145605), (372, 960830), (380, 940602), (389, 918840), (390, 916484), (403, 886920), (456, 783835), (465, 768664), (494, 723540), (520, 687363), (570, 627068), (589, 606840), (620, 576498), (741, 482360), (744, 480415), (760, 470301), (778, 459420), (780, 458242), (806, 443460), (930, 384332), (988, 361770), (1140, 313534), (1167, 306280), (1178, 303420), (1209, 295640), (1235, 289416), (1240, 288249), (1482, 241180), (1556, 229710), (1560, 229121), (1612, 221730), (1767, 202280), (1860, 192166), (1945, 183768), (1976, 180885), (2015, 177384), (2280, 156767), (2334, 153140), (2356, 151710), (2418, 147820), (2470, 144708), (2945, 121368), (2964, 120590), (3112, 114855), (3224, 110865), (3534, 101140), (3705, 96472), (3720, 96083), (3890, 91884), (4030, 88692), (4668, 76570), (4712, 75855), (4836, 73910), (4940, 72354), (5057, 70680), (5835, 61256), (5890, 60684), (5928, 60295), (6045, 59128), (7068, 50570), (7391, 48360), (7410, 48236), (7657, 46680), (7780, 45942), (8060, 44346), (8835, 40456), (9336, 38285), (9672, 36955), (9880, 36177), (10114, 35340), (11670, 30628), (11780, 30342), (12059, 29640), (12090, 29564), (14136, 25285), (14782, 24180), (14820, 24118), (15171, 23560), (15314, 23340), (15560, 22971), (16120, 22173), (17670, 20228)]