18709080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 42980520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 179, 195, 201, 260, 268, 312, 335, 358, 390, 402, 520, 536, 537, 670, 716, 780, 804, 871, 895, 1005, 1074, 1340, 1432, 1560, 1608, 1742, 1790, 2010, 2148, 2327, 2613, 2680, 2685, 3484, 3580, 4020, 4296, 4355, 4654, 5226, 5370, 6968, 6981, 7160, 8040, 8710, 9308, 10452, 10740, 11635, 11993, 13065, 13962, 17420, 18616, 20904, 21480, 23270, 23986, 26130, 27924, 34840, 34905, 35979, 46540, 47972, 52260, 55848, 59965, 69810, 71958, 93080, 95944, 104520, 119930, 139620, 143916, 155909, 179895, 239860, 279240, 287832, 311818, 359790, 467727, 479720, 623636, 719580, 779545, 935454, 1247272, 1439160, 1559090, 1870908, 2338635, 3118180, 3741816, 4677270, 6236360, 9354540, 18709080]

約数ペア:

[(1, 18709080), (2, 9354540), (3, 6236360), (4, 4677270), (5, 3741816), (6, 3118180), (8, 2338635), (10, 1870908), (12, 1559090), (13, 1439160), (15, 1247272), (20, 935454), (24, 779545), (26, 719580), (30, 623636), (39, 479720), (40, 467727), (52, 359790), (60, 311818), (65, 287832), (67, 279240), (78, 239860), (104, 179895), (120, 155909), (130, 143916), (134, 139620), (156, 119930), (179, 104520), (195, 95944), (201, 93080), (260, 71958), (268, 69810), (312, 59965), (335, 55848), (358, 52260), (390, 47972), (402, 46540), (520, 35979), (536, 34905), (537, 34840), (670, 27924), (716, 26130), (780, 23986), (804, 23270), (871, 21480), (895, 20904), (1005, 18616), (1074, 17420), (1340, 13962), (1432, 13065), (1560, 11993), (1608, 11635), (1742, 10740), (1790, 10452), (2010, 9308), (2148, 8710), (2327, 8040), (2613, 7160), (2680, 6981), (2685, 6968), (3484, 5370), (3580, 5226), (4020, 4654), (4296, 4355)]