18762120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 69451200

約数和(自身を除く): 50689080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 211, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 422, 456, 468, 494, 520, 570, 585, 633, 684, 741, 760, 780, 844, 855, 936, 988, 1055, 1140, 1170, 1235, 1266, 1368, 1482, 1560, 1688, 1710, 1899, 1976, 2110, 2223, 2280, 2340, 2470, 2532, 2743, 2964, 3165, 3420, 3705, 3798, 4009, 4220, 4446, 4680, 4940, 5064, 5486, 5928, 6330, 6840, 7410, 7596, 8018, 8229, 8440, 8892, 9495, 9880, 10972, 11115, 12027, 12660, 13715, 14820, 15192, 16036, 16458, 17784, 18990, 20045, 21944, 22230, 24054, 24687, 25320, 27430, 29640, 32072, 32916, 36081, 37980, 40090, 41145, 44460, 48108, 49374, 52117, 54860, 60135, 65832, 72162, 75960, 80180, 82290, 88920, 96216, 98748, 104234, 109720, 120270, 123435, 144324, 156351, 160360, 164580, 180405, 197496, 208468, 240540, 246870, 260585, 288648, 312702, 329160, 360810, 416936, 469053, 481080, 493740, 521170, 625404, 721620, 781755, 938106, 987480, 1042340, 1250808, 1443240, 1563510, 1876212, 2084680, 2345265, 3127020, 3752424, 4690530, 6254040, 9381060, 18762120]

約数ペア:

[(1, 18762120), (2, 9381060), (3, 6254040), (4, 4690530), (5, 3752424), (6, 3127020), (8, 2345265), (9, 2084680), (10, 1876212), (12, 1563510), (13, 1443240), (15, 1250808), (18, 1042340), (19, 987480), (20, 938106), (24, 781755), (26, 721620), (30, 625404), (36, 521170), (38, 493740), (39, 481080), (40, 469053), (45, 416936), (52, 360810), (57, 329160), (60, 312702), (65, 288648), (72, 260585), (76, 246870), (78, 240540), (90, 208468), (95, 197496), (104, 180405), (114, 164580), (117, 160360), (120, 156351), (130, 144324), (152, 123435), (156, 120270), (171, 109720), (180, 104234), (190, 98748), (195, 96216), (211, 88920), (228, 82290), (234, 80180), (247, 75960), (260, 72162), (285, 65832), (312, 60135), (342, 54860), (360, 52117), (380, 49374), (390, 48108), (422, 44460), (456, 41145), (468, 40090), (494, 37980), (520, 36081), (570, 32916), (585, 32072), (633, 29640), (684, 27430), (741, 25320), (760, 24687), (780, 24054), (844, 22230), (855, 21944), (936, 20045), (988, 18990), (1055, 17784), (1140, 16458), (1170, 16036), (1235, 15192), (1266, 14820), (1368, 13715), (1482, 12660), (1560, 12027), (1688, 11115), (1710, 10972), (1899, 9880), (1976, 9495), (2110, 8892), (2223, 8440), (2280, 8229), (2340, 8018), (2470, 7596), (2532, 7410), (2743, 6840), (2964, 6330), (3165, 5928), (3420, 5486), (3705, 5064), (3798, 4940), (4009, 4680), (4220, 4446)]