213242510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 454572000

約数和(自身を除く): 241329490

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 169, 190, 229, 247, 290, 338, 377, 458, 494, 551, 754, 845, 1102, 1145, 1235, 1690, 1885, 2290, 2470, 2755, 2977, 3211, 3770, 4351, 4901, 5510, 5954, 6422, 6641, 7163, 8702, 9802, 13282, 14326, 14885, 16055, 21755, 24505, 29770, 32110, 33205, 35815, 38701, 43510, 49010, 56563, 66410, 71630, 77402, 86333, 93119, 113126, 126179, 172666, 186238, 193505, 252358, 282815, 387010, 431665, 465595, 565630, 630895, 735319, 863330, 931190, 1122329, 1261790, 1470638, 1640327, 2244658, 3280654, 3676595, 5611645, 7353190, 8201635, 11223290, 16403270, 21324251, 42648502, 106621255, 213242510]

約数ペア:

[(1, 213242510), (2, 106621255), (5, 42648502), (10, 21324251), (13, 16403270), (19, 11223290), (26, 8201635), (29, 7353190), (38, 5611645), (58, 3676595), (65, 3280654), (95, 2244658), (130, 1640327), (145, 1470638), (169, 1261790), (190, 1122329), (229, 931190), (247, 863330), (290, 735319), (338, 630895), (377, 565630), (458, 465595), (494, 431665), (551, 387010), (754, 282815), (845, 252358), (1102, 193505), (1145, 186238), (1235, 172666), (1690, 126179), (1885, 113126), (2290, 93119), (2470, 86333), (2755, 77402), (2977, 71630), (3211, 66410), (3770, 56563), (4351, 49010), (4901, 43510), (5510, 38701), (5954, 35815), (6422, 33205), (6641, 32110), (7163, 29770), (8702, 24505), (9802, 21755), (13282, 16055), (14326, 14885)]