686552970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 1765048320

約数和(自身を除く): 1078495350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 47, 62, 93, 94, 113, 139, 141, 155, 186, 226, 235, 278, 282, 310, 339, 417, 465, 470, 565, 678, 695, 705, 834, 930, 1130, 1390, 1410, 1457, 1695, 2085, 2914, 3390, 3503, 4170, 4309, 4371, 5311, 6533, 7006, 7285, 8618, 8742, 10509, 10622, 12927, 13066, 14570, 15707, 15933, 17515, 19599, 21018, 21545, 21855, 25854, 26555, 31414, 31866, 32665, 35030, 39198, 43090, 43710, 47121, 52545, 53110, 64635, 65330, 78535, 79665, 94242, 97995, 105090, 129270, 157070, 159330, 164641, 195990, 202523, 235605, 329282, 405046, 471210, 486917, 493923, 607569, 738229, 823205, 973834, 987846, 1012615, 1215138, 1460751, 1476458, 1646410, 2025230, 2214687, 2434585, 2469615, 2921502, 3037845, 3691145, 4429374, 4869170, 4939230, 6075690, 7303755, 7382290, 11073435, 14607510, 22146870, 22885099, 45770198, 68655297, 114425495, 137310594, 228850990, 343276485, 686552970]

約数ペア:

[(1, 686552970), (2, 343276485), (3, 228850990), (5, 137310594), (6, 114425495), (10, 68655297), (15, 45770198), (30, 22885099), (31, 22146870), (47, 14607510), (62, 11073435), (93, 7382290), (94, 7303755), (113, 6075690), (139, 4939230), (141, 4869170), (155, 4429374), (186, 3691145), (226, 3037845), (235, 2921502), (278, 2469615), (282, 2434585), (310, 2214687), (339, 2025230), (417, 1646410), (465, 1476458), (470, 1460751), (565, 1215138), (678, 1012615), (695, 987846), (705, 973834), (834, 823205), (930, 738229), (1130, 607569), (1390, 493923), (1410, 486917), (1457, 471210), (1695, 405046), (2085, 329282), (2914, 235605), (3390, 202523), (3503, 195990), (4170, 164641), (4309, 159330), (4371, 157070), (5311, 129270), (6533, 105090), (7006, 97995), (7285, 94242), (8618, 79665), (8742, 78535), (10509, 65330), (10622, 64635), (12927, 53110), (13066, 52545), (14570, 47121), (15707, 43710), (15933, 43090), (17515, 39198), (19599, 35030), (21018, 32665), (21545, 31866), (21855, 31414), (25854, 26555)]