121237900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 320868352

約数和(自身を除く): 199630452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 37, 50, 62, 70, 74, 100, 124, 140, 148, 151, 155, 175, 185, 217, 259, 302, 310, 350, 370, 434, 518, 604, 620, 700, 740, 755, 775, 868, 925, 1036, 1057, 1085, 1147, 1295, 1510, 1550, 1850, 2114, 2170, 2294, 2590, 3020, 3100, 3700, 3775, 4228, 4340, 4588, 4681, 5180, 5285, 5425, 5587, 5735, 6475, 7550, 8029, 9362, 10570, 10850, 11174, 11470, 12950, 15100, 16058, 18724, 21140, 21700, 22348, 22940, 23405, 25900, 26425, 27935, 28675, 32116, 32767, 39109, 40145, 46810, 52850, 55870, 57350, 65534, 78218, 80290, 93620, 105700, 111740, 114700, 117025, 131068, 139675, 156436, 160580, 163835, 173197, 195545, 200725, 234050, 279350, 327670, 346394, 391090, 401450, 468100, 558700, 655340, 692788, 782180, 802900, 819175, 865985, 977725, 1212379, 1638350, 1731970, 1955450, 2424758, 3276700, 3463940, 3910900, 4329925, 4849516, 6061895, 8659850, 12123790, 17319700, 24247580, 30309475, 60618950, 121237900]

約数ペア:

[(1, 121237900), (2, 60618950), (4, 30309475), (5, 24247580), (7, 17319700), (10, 12123790), (14, 8659850), (20, 6061895), (25, 4849516), (28, 4329925), (31, 3910900), (35, 3463940), (37, 3276700), (50, 2424758), (62, 1955450), (70, 1731970), (74, 1638350), (100, 1212379), (124, 977725), (140, 865985), (148, 819175), (151, 802900), (155, 782180), (175, 692788), (185, 655340), (217, 558700), (259, 468100), (302, 401450), (310, 391090), (350, 346394), (370, 327670), (434, 279350), (518, 234050), (604, 200725), (620, 195545), (700, 173197), (740, 163835), (755, 160580), (775, 156436), (868, 139675), (925, 131068), (1036, 117025), (1057, 114700), (1085, 111740), (1147, 105700), (1295, 93620), (1510, 80290), (1550, 78218), (1850, 65534), (2114, 57350), (2170, 55870), (2294, 52850), (2590, 46810), (3020, 40145), (3100, 39109), (3700, 32767), (3775, 32116), (4228, 28675), (4340, 27935), (4588, 26425), (4681, 25900), (5180, 23405), (5285, 22940), (5425, 22348), (5587, 21700), (5735, 21140), (6475, 18724), (7550, 16058), (8029, 15100), (9362, 12950), (10570, 11470), (10850, 11174)]