18490800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 120

約数和(自身を含む): 62426560

約数和(自身を除く): 43935760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 150, 152, 190, 200, 228, 240, 285, 300, 304, 380, 400, 456, 475, 570, 600, 760, 811, 912, 950, 1140, 1200, 1425, 1520, 1622, 1900, 2280, 2433, 2850, 3244, 3800, 4055, 4560, 4866, 5700, 6488, 7600, 8110, 9732, 11400, 12165, 12976, 15409, 16220, 19464, 20275, 22800, 24330, 30818, 32440, 38928, 40550, 46227, 48660, 60825, 61636, 64880, 77045, 81100, 92454, 97320, 121650, 123272, 154090, 162200, 184908, 194640, 231135, 243300, 246544, 308180, 324400, 369816, 385225, 462270, 486600, 616360, 739632, 770450, 924540, 973200, 1155675, 1232720, 1540900, 1849080, 2311350, 3081800, 3698160, 4622700, 6163600, 9245400, 18490800]

約数ペア:

[(1, 18490800), (2, 9245400), (3, 6163600), (4, 4622700), (5, 3698160), (6, 3081800), (8, 2311350), (10, 1849080), (12, 1540900), (15, 1232720), (16, 1155675), (19, 973200), (20, 924540), (24, 770450), (25, 739632), (30, 616360), (38, 486600), (40, 462270), (48, 385225), (50, 369816), (57, 324400), (60, 308180), (75, 246544), (76, 243300), (80, 231135), (95, 194640), (100, 184908), (114, 162200), (120, 154090), (150, 123272), (152, 121650), (190, 97320), (200, 92454), (228, 81100), (240, 77045), (285, 64880), (300, 61636), (304, 60825), (380, 48660), (400, 46227), (456, 40550), (475, 38928), (570, 32440), (600, 30818), (760, 24330), (811, 22800), (912, 20275), (950, 19464), (1140, 16220), (1200, 15409), (1425, 12976), (1520, 12165), (1622, 11400), (1900, 9732), (2280, 8110), (2433, 7600), (2850, 6488), (3244, 5700), (3800, 4866), (4055, 4560)]