161812170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 495331200

約数和(自身を除く): 333519030

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 29, 30, 38, 39, 45, 57, 58, 65, 78, 87, 90, 95, 114, 117, 130, 145, 171, 174, 190, 195, 234, 247, 251, 261, 285, 290, 342, 377, 390, 435, 494, 502, 522, 551, 570, 585, 741, 753, 754, 855, 870, 1102, 1131, 1170, 1235, 1255, 1305, 1482, 1506, 1653, 1710, 1885, 2223, 2259, 2262, 2470, 2510, 2610, 2755, 3263, 3306, 3393, 3705, 3765, 3770, 4446, 4518, 4769, 4959, 5510, 5655, 6526, 6786, 7163, 7279, 7410, 7530, 8265, 9538, 9789, 9918, 11115, 11295, 11310, 14307, 14326, 14558, 16315, 16530, 16965, 19578, 21489, 21837, 22230, 22590, 23845, 24795, 28614, 29367, 32630, 33930, 35815, 36395, 42921, 42978, 43674, 47690, 48945, 49590, 58734, 61997, 64467, 65511, 71535, 71630, 72790, 85842, 94627, 97890, 107445, 109185, 123994, 128934, 131022, 138301, 143070, 146835, 185991, 189254, 214605, 214890, 218370, 276602, 283881, 293670, 309985, 322335, 327555, 371982, 414903, 429210, 473135, 557973, 567762, 619970, 644670, 655110, 691505, 829806, 851643, 929955, 946270, 1115946, 1244709, 1383010, 1419405, 1703286, 1797913, 1859910, 2074515, 2489418, 2789865, 2838810, 3595826, 4149030, 4258215, 5393739, 5579730, 6223545, 8516430, 8989565, 10787478, 12447090, 16181217, 17979130, 26968695, 32362434, 53937390, 80906085, 161812170]

約数ペア:

[(1, 161812170), (2, 80906085), (3, 53937390), (5, 32362434), (6, 26968695), (9, 17979130), (10, 16181217), (13, 12447090), (15, 10787478), (18, 8989565), (19, 8516430), (26, 6223545), (29, 5579730), (30, 5393739), (38, 4258215), (39, 4149030), (45, 3595826), (57, 2838810), (58, 2789865), (65, 2489418), (78, 2074515), (87, 1859910), (90, 1797913), (95, 1703286), (114, 1419405), (117, 1383010), (130, 1244709), (145, 1115946), (171, 946270), (174, 929955), (190, 851643), (195, 829806), (234, 691505), (247, 655110), (251, 644670), (261, 619970), (285, 567762), (290, 557973), (342, 473135), (377, 429210), (390, 414903), (435, 371982), (494, 327555), (502, 322335), (522, 309985), (551, 293670), (570, 283881), (585, 276602), (741, 218370), (753, 214890), (754, 214605), (855, 189254), (870, 185991), (1102, 146835), (1131, 143070), (1170, 138301), (1235, 131022), (1255, 128934), (1305, 123994), (1482, 109185), (1506, 107445), (1653, 97890), (1710, 94627), (1885, 85842), (2223, 72790), (2259, 71630), (2262, 71535), (2470, 65511), (2510, 64467), (2610, 61997), (2755, 58734), (3263, 49590), (3306, 48945), (3393, 47690), (3705, 43674), (3765, 42978), (3770, 42921), (4446, 36395), (4518, 35815), (4769, 33930), (4959, 32630), (5510, 29367), (5655, 28614), (6526, 24795), (6786, 23845), (7163, 22590), (7279, 22230), (7410, 21837), (7530, 21489), (8265, 19578), (9538, 16965), (9789, 16530), (9918, 16315), (11115, 14558), (11295, 14326), (11310, 14307)]