18151920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1483}}^1$

素因数の和:1519

約数の個数: 120

約数和(自身を含む): 64589616

約数和(自身を除く): 46437696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1483, 1530, 2040, 2448, 2966, 3060, 4080, 4449, 5932, 6120, 7415, 8898, 11864, 12240, 13347, 14830, 17796, 22245, 23728, 25211, 26694, 29660, 35592, 44490, 50422, 53388, 59320, 66735, 71184, 75633, 88980, 100844, 106776, 118640, 126055, 133470, 151266, 177960, 201688, 213552, 226899, 252110, 266940, 302532, 355920, 378165, 403376, 453798, 504220, 533880, 605064, 756330, 907596, 1008440, 1067760, 1134495, 1210128, 1512660, 1815192, 2016880, 2268990, 3025320, 3630384, 4537980, 6050640, 9075960, 18151920]

約数ペア:

[(1, 18151920), (2, 9075960), (3, 6050640), (4, 4537980), (5, 3630384), (6, 3025320), (8, 2268990), (9, 2016880), (10, 1815192), (12, 1512660), (15, 1210128), (16, 1134495), (17, 1067760), (18, 1008440), (20, 907596), (24, 756330), (30, 605064), (34, 533880), (36, 504220), (40, 453798), (45, 403376), (48, 378165), (51, 355920), (60, 302532), (68, 266940), (72, 252110), (80, 226899), (85, 213552), (90, 201688), (102, 177960), (120, 151266), (136, 133470), (144, 126055), (153, 118640), (170, 106776), (180, 100844), (204, 88980), (240, 75633), (255, 71184), (272, 66735), (306, 59320), (340, 53388), (360, 50422), (408, 44490), (510, 35592), (612, 29660), (680, 26694), (720, 25211), (765, 23728), (816, 22245), (1020, 17796), (1224, 14830), (1360, 13347), (1483, 12240), (1530, 11864), (2040, 8898), (2448, 7415), (2966, 6120), (3060, 5932), (4080, 4449)]