72200240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4210

約数の個数: 80

約数和(自身を含む): 198082560

約数和(自身を除く): 125882320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4159, 4340, 8318, 8680, 16636, 17360, 20795, 29113, 33272, 41590, 58226, 66544, 83180, 116452, 128929, 145565, 166360, 232904, 257858, 291130, 332720, 465808, 515716, 582260, 644645, 902503, 1031432, 1164520, 1289290, 1805006, 2062864, 2329040, 2578580, 3610012, 4512515, 5157160, 7220024, 9025030, 10314320, 14440048, 18050060, 36100120, 72200240]

約数ペア:

[(1, 72200240), (2, 36100120), (4, 18050060), (5, 14440048), (7, 10314320), (8, 9025030), (10, 7220024), (14, 5157160), (16, 4512515), (20, 3610012), (28, 2578580), (31, 2329040), (35, 2062864), (40, 1805006), (56, 1289290), (62, 1164520), (70, 1031432), (80, 902503), (112, 644645), (124, 582260), (140, 515716), (155, 465808), (217, 332720), (248, 291130), (280, 257858), (310, 232904), (434, 166360), (496, 145565), (560, 128929), (620, 116452), (868, 83180), (1085, 66544), (1240, 58226), (1736, 41590), (2170, 33272), (2480, 29113), (3472, 20795), (4159, 17360), (4340, 16636), (8318, 8680)]