42639000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 135794880

約数和(自身を除く): 93155880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 61, 75, 100, 120, 122, 125, 150, 183, 200, 233, 244, 250, 300, 305, 366, 375, 466, 488, 500, 600, 610, 699, 732, 750, 915, 932, 1000, 1165, 1220, 1398, 1464, 1500, 1525, 1830, 1864, 2330, 2440, 2796, 3000, 3050, 3495, 3660, 4575, 4660, 5592, 5825, 6100, 6990, 7320, 7625, 9150, 9320, 11650, 12200, 13980, 14213, 15250, 17475, 18300, 22875, 23300, 27960, 28426, 29125, 30500, 34950, 36600, 42639, 45750, 46600, 56852, 58250, 61000, 69900, 71065, 85278, 87375, 91500, 113704, 116500, 139800, 142130, 170556, 174750, 183000, 213195, 233000, 284260, 341112, 349500, 355325, 426390, 568520, 699000, 710650, 852780, 1065975, 1421300, 1705560, 1776625, 2131950, 2842600, 3553250, 4263900, 5329875, 7106500, 8527800, 10659750, 14213000, 21319500, 42639000]

約数ペア:

[(1, 42639000), (2, 21319500), (3, 14213000), (4, 10659750), (5, 8527800), (6, 7106500), (8, 5329875), (10, 4263900), (12, 3553250), (15, 2842600), (20, 2131950), (24, 1776625), (25, 1705560), (30, 1421300), (40, 1065975), (50, 852780), (60, 710650), (61, 699000), (75, 568520), (100, 426390), (120, 355325), (122, 349500), (125, 341112), (150, 284260), (183, 233000), (200, 213195), (233, 183000), (244, 174750), (250, 170556), (300, 142130), (305, 139800), (366, 116500), (375, 113704), (466, 91500), (488, 87375), (500, 85278), (600, 71065), (610, 69900), (699, 61000), (732, 58250), (750, 56852), (915, 46600), (932, 45750), (1000, 42639), (1165, 36600), (1220, 34950), (1398, 30500), (1464, 29125), (1500, 28426), (1525, 27960), (1830, 23300), (1864, 22875), (2330, 18300), (2440, 17475), (2796, 15250), (3000, 14213), (3050, 13980), (3495, 12200), (3660, 11650), (4575, 9320), (4660, 9150), (5592, 7625), (5825, 7320), (6100, 6990)]