485431440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1177

約数の個数: 160

約数和(自身を含む): 1632562176

約数和(自身を除く): 1147130736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 157, 195, 208, 240, 260, 312, 314, 390, 471, 520, 624, 628, 780, 785, 942, 991, 1040, 1256, 1560, 1570, 1884, 1982, 2041, 2355, 2512, 2973, 3120, 3140, 3768, 3964, 4082, 4710, 4955, 5946, 6123, 6280, 7536, 7928, 8164, 9420, 9910, 10205, 11892, 12246, 12560, 12883, 14865, 15856, 16328, 18840, 19820, 20410, 23784, 24492, 25766, 29730, 30615, 32656, 37680, 38649, 39640, 40820, 47568, 48984, 51532, 59460, 61230, 64415, 77298, 79280, 81640, 97968, 103064, 118920, 122460, 128830, 154596, 155587, 163280, 193245, 206128, 237840, 244920, 257660, 309192, 311174, 386490, 466761, 489840, 515320, 618384, 622348, 772980, 777935, 933522, 1030640, 1244696, 1545960, 1555870, 1867044, 2022631, 2333805, 2489392, 3091920, 3111740, 3734088, 4045262, 4667610, 6067893, 6223480, 7468176, 8090524, 9335220, 10113155, 12135786, 12446960, 16181048, 18670440, 20226310, 24271572, 30339465, 32362096, 37340880, 40452620, 48543144, 60678930, 80905240, 97086288, 121357860, 161810480, 242715720, 485431440]

約数ペア:

[(1, 485431440), (2, 242715720), (3, 161810480), (4, 121357860), (5, 97086288), (6, 80905240), (8, 60678930), (10, 48543144), (12, 40452620), (13, 37340880), (15, 32362096), (16, 30339465), (20, 24271572), (24, 20226310), (26, 18670440), (30, 16181048), (39, 12446960), (40, 12135786), (48, 10113155), (52, 9335220), (60, 8090524), (65, 7468176), (78, 6223480), (80, 6067893), (104, 4667610), (120, 4045262), (130, 3734088), (156, 3111740), (157, 3091920), (195, 2489392), (208, 2333805), (240, 2022631), (260, 1867044), (312, 1555870), (314, 1545960), (390, 1244696), (471, 1030640), (520, 933522), (624, 777935), (628, 772980), (780, 622348), (785, 618384), (942, 515320), (991, 489840), (1040, 466761), (1256, 386490), (1560, 311174), (1570, 309192), (1884, 257660), (1982, 244920), (2041, 237840), (2355, 206128), (2512, 193245), (2973, 163280), (3120, 155587), (3140, 154596), (3768, 128830), (3964, 122460), (4082, 118920), (4710, 103064), (4955, 97968), (5946, 81640), (6123, 79280), (6280, 77298), (7536, 64415), (7928, 61230), (8164, 59460), (9420, 51532), (9910, 48984), (10205, 47568), (11892, 40820), (12246, 39640), (12560, 38649), (12883, 37680), (14865, 32656), (15856, 30615), (16328, 29730), (18840, 25766), (19820, 24492), (20410, 23784)]