229557620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 540086400

約数和(自身を除く): 310528780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 37, 38, 58, 74, 76, 95, 116, 145, 148, 185, 190, 290, 370, 380, 551, 563, 580, 703, 740, 1073, 1102, 1126, 1406, 2146, 2204, 2252, 2755, 2812, 2815, 3515, 4292, 5365, 5510, 5630, 7030, 10697, 10730, 11020, 11260, 14060, 16327, 20387, 20831, 21394, 21460, 32654, 40774, 41662, 42788, 53485, 65308, 81548, 81635, 83324, 101935, 104155, 106970, 163270, 203870, 208310, 213940, 310213, 326540, 395789, 407740, 416620, 604099, 620426, 791578, 1208198, 1240852, 1551065, 1583156, 1978945, 2416396, 3020495, 3102130, 3957890, 6040990, 6204260, 7915780, 11477881, 12081980, 22955762, 45911524, 57389405, 114778810, 229557620]

約数ペア:

[(1, 229557620), (2, 114778810), (4, 57389405), (5, 45911524), (10, 22955762), (19, 12081980), (20, 11477881), (29, 7915780), (37, 6204260), (38, 6040990), (58, 3957890), (74, 3102130), (76, 3020495), (95, 2416396), (116, 1978945), (145, 1583156), (148, 1551065), (185, 1240852), (190, 1208198), (290, 791578), (370, 620426), (380, 604099), (551, 416620), (563, 407740), (580, 395789), (703, 326540), (740, 310213), (1073, 213940), (1102, 208310), (1126, 203870), (1406, 163270), (2146, 106970), (2204, 104155), (2252, 101935), (2755, 83324), (2812, 81635), (2815, 81548), (3515, 65308), (4292, 53485), (5365, 42788), (5510, 41662), (5630, 40774), (7030, 32654), (10697, 21460), (10730, 21394), (11020, 20831), (11260, 20387), (14060, 16327)]