66405000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 219304800

約数和(自身を除く): 152899800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 233, 250, 285, 300, 375, 380, 456, 466, 475, 500, 570, 600, 625, 699, 750, 760, 932, 950, 1000, 1140, 1165, 1250, 1398, 1425, 1500, 1864, 1875, 1900, 2280, 2330, 2375, 2500, 2796, 2850, 3000, 3495, 3750, 3800, 4427, 4660, 4750, 5000, 5592, 5700, 5825, 6990, 7125, 7500, 8854, 9320, 9500, 11400, 11650, 11875, 13281, 13980, 14250, 15000, 17475, 17708, 19000, 22135, 23300, 23750, 26562, 27960, 28500, 29125, 34950, 35416, 35625, 44270, 46600, 47500, 53124, 57000, 58250, 66405, 69900, 71250, 87375, 88540, 95000, 106248, 110675, 116500, 132810, 139800, 142500, 145625, 174750, 177080, 221350, 233000, 265620, 285000, 291250, 332025, 349500, 436875, 442700, 531240, 553375, 582500, 664050, 699000, 873750, 885400, 1106750, 1165000, 1328100, 1660125, 1747500, 2213500, 2656200, 2766875, 3320250, 3495000, 4427000, 5533750, 6640500, 8300625, 11067500, 13281000, 16601250, 22135000, 33202500, 66405000]

約数ペア:

[(1, 66405000), (2, 33202500), (3, 22135000), (4, 16601250), (5, 13281000), (6, 11067500), (8, 8300625), (10, 6640500), (12, 5533750), (15, 4427000), (19, 3495000), (20, 3320250), (24, 2766875), (25, 2656200), (30, 2213500), (38, 1747500), (40, 1660125), (50, 1328100), (57, 1165000), (60, 1106750), (75, 885400), (76, 873750), (95, 699000), (100, 664050), (114, 582500), (120, 553375), (125, 531240), (150, 442700), (152, 436875), (190, 349500), (200, 332025), (228, 291250), (233, 285000), (250, 265620), (285, 233000), (300, 221350), (375, 177080), (380, 174750), (456, 145625), (466, 142500), (475, 139800), (500, 132810), (570, 116500), (600, 110675), (625, 106248), (699, 95000), (750, 88540), (760, 87375), (932, 71250), (950, 69900), (1000, 66405), (1140, 58250), (1165, 57000), (1250, 53124), (1398, 47500), (1425, 46600), (1500, 44270), (1864, 35625), (1875, 35416), (1900, 34950), (2280, 29125), (2330, 28500), (2375, 27960), (2500, 26562), (2796, 23750), (2850, 23300), (3000, 22135), (3495, 19000), (3750, 17708), (3800, 17475), (4427, 15000), (4660, 14250), (4750, 13980), (5000, 13281), (5592, 11875), (5700, 11650), (5825, 11400), (6990, 9500), (7125, 9320), (7500, 8854)]