227988180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{25849}}^1$

素因数の和:25878

約数の個数: 108

約数和(自身を含む): 804503700

約数和(自身を除く): 576515520

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 25849, 51698, 77547, 103396, 129245, 155094, 180943, 232641, 258490, 310188, 361886, 387735, 465282, 516980, 542829, 723772, 775470, 904715, 930564, 1085658, 1163205, 1266601, 1550940, 1628487, 1809430, 2171316, 2326410, 2533202, 2714145, 3256974, 3618860, 3799803, 4652820, 5066404, 5428290, 6333005, 6513948, 7599606, 8142435, 10856580, 11399409, 12666010, 15199212, 16284870, 18999015, 22798818, 25332020, 32569740, 37998030, 45597636, 56997045, 75996060, 113994090, 227988180]

約数ペア:

[(1, 227988180), (2, 113994090), (3, 75996060), (4, 56997045), (5, 45597636), (6, 37998030), (7, 32569740), (9, 25332020), (10, 22798818), (12, 18999015), (14, 16284870), (15, 15199212), (18, 12666010), (20, 11399409), (21, 10856580), (28, 8142435), (30, 7599606), (35, 6513948), (36, 6333005), (42, 5428290), (45, 5066404), (49, 4652820), (60, 3799803), (63, 3618860), (70, 3256974), (84, 2714145), (90, 2533202), (98, 2326410), (105, 2171316), (126, 1809430), (140, 1628487), (147, 1550940), (180, 1266601), (196, 1163205), (210, 1085658), (245, 930564), (252, 904715), (294, 775470), (315, 723772), (420, 542829), (441, 516980), (490, 465282), (588, 387735), (630, 361886), (735, 310188), (882, 258490), (980, 232641), (1260, 180943), (1470, 155094), (1764, 129245), (2205, 103396), (2940, 77547), (4410, 51698), (8820, 25849)]