19407150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 61165728

約数和(自身を除く): 41758578

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 61, 63, 70, 75, 90, 101, 105, 122, 126, 150, 175, 183, 202, 210, 225, 303, 305, 315, 350, 366, 427, 450, 505, 525, 549, 606, 610, 630, 707, 854, 909, 915, 1010, 1050, 1098, 1281, 1414, 1515, 1525, 1575, 1818, 1830, 2121, 2135, 2525, 2562, 2745, 3030, 3050, 3150, 3535, 3843, 4242, 4270, 4545, 4575, 5050, 5490, 6161, 6363, 6405, 7070, 7575, 7686, 9090, 9150, 10605, 10675, 12322, 12726, 12810, 13725, 15150, 17675, 18483, 19215, 21210, 21350, 22725, 27450, 30805, 31815, 32025, 35350, 36966, 38430, 43127, 45450, 53025, 55449, 61610, 63630, 64050, 86254, 92415, 96075, 106050, 110898, 129381, 154025, 159075, 184830, 192150, 215635, 258762, 277245, 308050, 318150, 388143, 431270, 462075, 554490, 646905, 776286, 924150, 1078175, 1293810, 1386225, 1940715, 2156350, 2772450, 3234525, 3881430, 6469050, 9703575, 19407150]

約数ペア:

[(1, 19407150), (2, 9703575), (3, 6469050), (5, 3881430), (6, 3234525), (7, 2772450), (9, 2156350), (10, 1940715), (14, 1386225), (15, 1293810), (18, 1078175), (21, 924150), (25, 776286), (30, 646905), (35, 554490), (42, 462075), (45, 431270), (50, 388143), (61, 318150), (63, 308050), (70, 277245), (75, 258762), (90, 215635), (101, 192150), (105, 184830), (122, 159075), (126, 154025), (150, 129381), (175, 110898), (183, 106050), (202, 96075), (210, 92415), (225, 86254), (303, 64050), (305, 63630), (315, 61610), (350, 55449), (366, 53025), (427, 45450), (450, 43127), (505, 38430), (525, 36966), (549, 35350), (606, 32025), (610, 31815), (630, 30805), (707, 27450), (854, 22725), (909, 21350), (915, 21210), (1010, 19215), (1050, 18483), (1098, 17675), (1281, 15150), (1414, 13725), (1515, 12810), (1525, 12726), (1575, 12322), (1818, 10675), (1830, 10605), (2121, 9150), (2135, 9090), (2525, 7686), (2562, 7575), (2745, 7070), (3030, 6405), (3050, 6363), (3150, 6161), (3535, 5490), (3843, 5050), (4242, 4575), (4270, 4545)]