219300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 72

約数和(自身を含む): 687456

約数和(自身を除く): 468156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 43, 50, 51, 60, 68, 75, 85, 86, 100, 102, 129, 150, 170, 172, 204, 215, 255, 258, 300, 340, 425, 430, 510, 516, 645, 731, 850, 860, 1020, 1075, 1275, 1290, 1462, 1700, 2150, 2193, 2550, 2580, 2924, 3225, 3655, 4300, 4386, 5100, 6450, 7310, 8772, 10965, 12900, 14620, 18275, 21930, 36550, 43860, 54825, 73100, 109650, 219300]

約数ペア:

[(1, 219300), (2, 109650), (3, 73100), (4, 54825), (5, 43860), (6, 36550), (10, 21930), (12, 18275), (15, 14620), (17, 12900), (20, 10965), (25, 8772), (30, 7310), (34, 6450), (43, 5100), (50, 4386), (51, 4300), (60, 3655), (68, 3225), (75, 2924), (85, 2580), (86, 2550), (100, 2193), (102, 2150), (129, 1700), (150, 1462), (170, 1290), (172, 1275), (204, 1075), (215, 1020), (255, 860), (258, 850), (300, 731), (340, 645), (425, 516), (430, 510)]