1639207860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{1973}}^1$

素因数の和:2273

約数の個数: 96

約数和(自身を含む): 4687949952

約数和(自身を除く): 3048742092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 227, 244, 305, 366, 454, 610, 681, 732, 908, 915, 1135, 1220, 1362, 1830, 1973, 2270, 2724, 3405, 3660, 3946, 4540, 5919, 6810, 7892, 9865, 11838, 13620, 13847, 19730, 23676, 27694, 29595, 39460, 41541, 55388, 59190, 69235, 83082, 118380, 120353, 138470, 166164, 207705, 240706, 276940, 361059, 415410, 447871, 481412, 601765, 722118, 830820, 895742, 1203530, 1343613, 1444236, 1791484, 1805295, 2239355, 2407060, 2687226, 3610590, 4478710, 5374452, 6718065, 7221180, 8957420, 13436130, 26872260, 27320131, 54640262, 81960393, 109280524, 136600655, 163920786, 273201310, 327841572, 409801965, 546402620, 819603930, 1639207860]

約数ペア:

[(1, 1639207860), (2, 819603930), (3, 546402620), (4, 409801965), (5, 327841572), (6, 273201310), (10, 163920786), (12, 136600655), (15, 109280524), (20, 81960393), (30, 54640262), (60, 27320131), (61, 26872260), (122, 13436130), (183, 8957420), (227, 7221180), (244, 6718065), (305, 5374452), (366, 4478710), (454, 3610590), (610, 2687226), (681, 2407060), (732, 2239355), (908, 1805295), (915, 1791484), (1135, 1444236), (1220, 1343613), (1362, 1203530), (1830, 895742), (1973, 830820), (2270, 722118), (2724, 601765), (3405, 481412), (3660, 447871), (3946, 415410), (4540, 361059), (5919, 276940), (6810, 240706), (7892, 207705), (9865, 166164), (11838, 138470), (13620, 120353), (13847, 118380), (19730, 83082), (23676, 69235), (27694, 59190), (29595, 55388), (39460, 41541)]