4890900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 17248896

約数和(自身を除く): 12357996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 137, 140, 150, 170, 175, 204, 210, 238, 255, 274, 300, 340, 350, 357, 411, 420, 425, 476, 510, 525, 548, 595, 685, 700, 714, 822, 850, 959, 1020, 1050, 1190, 1275, 1370, 1428, 1644, 1700, 1785, 1918, 2055, 2100, 2329, 2380, 2550, 2740, 2877, 2975, 3425, 3570, 3836, 4110, 4658, 4795, 5100, 5754, 5950, 6850, 6987, 7140, 8220, 8925, 9316, 9590, 10275, 11508, 11645, 11900, 13700, 13974, 14385, 16303, 17850, 19180, 20550, 23290, 23975, 27948, 28770, 32606, 34935, 35700, 41100, 46580, 47950, 48909, 57540, 58225, 65212, 69870, 71925, 81515, 95900, 97818, 116450, 139740, 143850, 163030, 174675, 195636, 232900, 244545, 287700, 326060, 349350, 407575, 489090, 698700, 815150, 978180, 1222725, 1630300, 2445450, 4890900]

約数ペア:

[(1, 4890900), (2, 2445450), (3, 1630300), (4, 1222725), (5, 978180), (6, 815150), (7, 698700), (10, 489090), (12, 407575), (14, 349350), (15, 326060), (17, 287700), (20, 244545), (21, 232900), (25, 195636), (28, 174675), (30, 163030), (34, 143850), (35, 139740), (42, 116450), (50, 97818), (51, 95900), (60, 81515), (68, 71925), (70, 69870), (75, 65212), (84, 58225), (85, 57540), (100, 48909), (102, 47950), (105, 46580), (119, 41100), (137, 35700), (140, 34935), (150, 32606), (170, 28770), (175, 27948), (204, 23975), (210, 23290), (238, 20550), (255, 19180), (274, 17850), (300, 16303), (340, 14385), (350, 13974), (357, 13700), (411, 11900), (420, 11645), (425, 11508), (476, 10275), (510, 9590), (525, 9316), (548, 8925), (595, 8220), (685, 7140), (700, 6987), (714, 6850), (822, 5950), (850, 5754), (959, 5100), (1020, 4795), (1050, 4658), (1190, 4110), (1275, 3836), (1370, 3570), (1428, 3425), (1644, 2975), (1700, 2877), (1785, 2740), (1918, 2550), (2055, 2380), (2100, 2329)]