2198100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 6749568

約数和(自身を除く): 4551468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 431, 510, 850, 862, 1020, 1275, 1293, 1700, 1724, 2155, 2550, 2586, 4310, 5100, 5172, 6465, 7327, 8620, 10775, 12930, 14654, 21550, 21981, 25860, 29308, 32325, 36635, 43100, 43962, 64650, 73270, 87924, 109905, 129300, 146540, 183175, 219810, 366350, 439620, 549525, 732700, 1099050, 2198100]

約数ペア:

[(1, 2198100), (2, 1099050), (3, 732700), (4, 549525), (5, 439620), (6, 366350), (10, 219810), (12, 183175), (15, 146540), (17, 129300), (20, 109905), (25, 87924), (30, 73270), (34, 64650), (50, 43962), (51, 43100), (60, 36635), (68, 32325), (75, 29308), (85, 25860), (100, 21981), (102, 21550), (150, 14654), (170, 12930), (204, 10775), (255, 8620), (300, 7327), (340, 6465), (425, 5172), (431, 5100), (510, 4310), (850, 2586), (862, 2550), (1020, 2155), (1275, 1724), (1293, 1700)]