131011920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13997}}^1$

素因数の和:14029

約数の個数: 120

約数和(自身を含む): 473860296

約数和(自身を除く): 342848376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 13997, 27994, 41991, 55988, 69985, 83982, 111976, 125973, 139970, 167964, 181961, 209955, 223952, 251946, 279940, 335928, 363922, 419910, 503892, 545883, 559880, 629865, 671856, 727844, 839820, 909805, 1007784, 1091766, 1119760, 1259730, 1455688, 1637649, 1679640, 1819610, 2015568, 2183532, 2519460, 2729415, 2911376, 3275298, 3359280, 3639220, 4367064, 5038920, 5458830, 6550596, 7278440, 8188245, 8734128, 10077840, 10917660, 13101192, 14556880, 16376490, 21835320, 26202384, 32752980, 43670640, 65505960, 131011920]

約数ペア:

[(1, 131011920), (2, 65505960), (3, 43670640), (4, 32752980), (5, 26202384), (6, 21835320), (8, 16376490), (9, 14556880), (10, 13101192), (12, 10917660), (13, 10077840), (15, 8734128), (16, 8188245), (18, 7278440), (20, 6550596), (24, 5458830), (26, 5038920), (30, 4367064), (36, 3639220), (39, 3359280), (40, 3275298), (45, 2911376), (48, 2729415), (52, 2519460), (60, 2183532), (65, 2015568), (72, 1819610), (78, 1679640), (80, 1637649), (90, 1455688), (104, 1259730), (117, 1119760), (120, 1091766), (130, 1007784), (144, 909805), (156, 839820), (180, 727844), (195, 671856), (208, 629865), (234, 559880), (240, 545883), (260, 503892), (312, 419910), (360, 363922), (390, 335928), (468, 279940), (520, 251946), (585, 223952), (624, 209955), (720, 181961), (780, 167964), (936, 139970), (1040, 125973), (1170, 111976), (1560, 83982), (1872, 69985), (2340, 55988), (3120, 41991), (4680, 27994), (9360, 13997)]