28948500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{919}}^1$

素因数の和:951

約数の個数: 144

約数和(自身を含む): 104482560

約数和(自身を除く): 75534060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 630, 700, 750, 875, 900, 919, 1050, 1125, 1260, 1500, 1575, 1750, 1838, 2100, 2250, 2625, 2757, 3150, 3500, 3676, 4500, 4595, 5250, 5514, 6300, 6433, 7875, 8271, 9190, 10500, 11028, 12866, 13785, 15750, 16542, 18380, 19299, 22975, 25732, 27570, 31500, 32165, 33084, 38598, 41355, 45950, 55140, 57897, 64330, 68925, 77196, 82710, 91900, 96495, 114875, 115794, 128660, 137850, 160825, 165420, 192990, 206775, 229750, 231588, 275700, 289485, 321650, 344625, 385980, 413550, 459500, 482475, 578970, 643300, 689250, 804125, 827100, 964950, 1033875, 1157940, 1378500, 1447425, 1608250, 1929900, 2067750, 2412375, 2894850, 3216500, 4135500, 4824750, 5789700, 7237125, 9649500, 14474250, 28948500]

約数ペア:

[(1, 28948500), (2, 14474250), (3, 9649500), (4, 7237125), (5, 5789700), (6, 4824750), (7, 4135500), (9, 3216500), (10, 2894850), (12, 2412375), (14, 2067750), (15, 1929900), (18, 1608250), (20, 1447425), (21, 1378500), (25, 1157940), (28, 1033875), (30, 964950), (35, 827100), (36, 804125), (42, 689250), (45, 643300), (50, 578970), (60, 482475), (63, 459500), (70, 413550), (75, 385980), (84, 344625), (90, 321650), (100, 289485), (105, 275700), (125, 231588), (126, 229750), (140, 206775), (150, 192990), (175, 165420), (180, 160825), (210, 137850), (225, 128660), (250, 115794), (252, 114875), (300, 96495), (315, 91900), (350, 82710), (375, 77196), (420, 68925), (450, 64330), (500, 57897), (525, 55140), (630, 45950), (700, 41355), (750, 38598), (875, 33084), (900, 32165), (919, 31500), (1050, 27570), (1125, 25732), (1260, 22975), (1500, 19299), (1575, 18380), (1750, 16542), (1838, 15750), (2100, 13785), (2250, 12866), (2625, 11028), (2757, 10500), (3150, 9190), (3500, 8271), (3676, 7875), (4500, 6433), (4595, 6300), (5250, 5514)]