18545220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 58746240

約数和(自身を除く): 40201020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 563, 610, 732, 915, 1098, 1126, 1220, 1647, 1689, 1830, 2196, 2252, 2745, 2815, 3294, 3378, 3660, 5067, 5490, 5630, 6588, 6756, 8235, 8445, 10134, 10980, 11260, 15201, 16470, 16890, 20268, 25335, 30402, 32940, 33780, 34343, 50670, 60804, 68686, 76005, 101340, 103029, 137372, 152010, 171715, 206058, 304020, 309087, 343430, 412116, 515145, 618174, 686860, 927261, 1030290, 1236348, 1545435, 1854522, 2060580, 3090870, 3709044, 4636305, 6181740, 9272610, 18545220]

約数ペア:

[(1, 18545220), (2, 9272610), (3, 6181740), (4, 4636305), (5, 3709044), (6, 3090870), (9, 2060580), (10, 1854522), (12, 1545435), (15, 1236348), (18, 1030290), (20, 927261), (27, 686860), (30, 618174), (36, 515145), (45, 412116), (54, 343430), (60, 309087), (61, 304020), (90, 206058), (108, 171715), (122, 152010), (135, 137372), (180, 103029), (183, 101340), (244, 76005), (270, 68686), (305, 60804), (366, 50670), (540, 34343), (549, 33780), (563, 32940), (610, 30402), (732, 25335), (915, 20268), (1098, 16890), (1126, 16470), (1220, 15201), (1647, 11260), (1689, 10980), (1830, 10134), (2196, 8445), (2252, 8235), (2745, 6756), (2815, 6588), (3294, 5630), (3378, 5490), (3660, 5067)]