445891980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{437149}}^1$

素因数の和:437178

約数の個数: 48

約数和(自身を含む): 1321941600

約数和(自身を除く): 876049620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 437149, 874298, 1311447, 1748596, 2185745, 2622894, 4371490, 5245788, 6557235, 7431533, 8742980, 13114470, 14863066, 22294599, 26228940, 29726132, 37157665, 44589198, 74315330, 89178396, 111472995, 148630660, 222945990, 445891980]

約数ペア:

[(1, 445891980), (2, 222945990), (3, 148630660), (4, 111472995), (5, 89178396), (6, 74315330), (10, 44589198), (12, 37157665), (15, 29726132), (17, 26228940), (20, 22294599), (30, 14863066), (34, 13114470), (51, 8742980), (60, 7431533), (68, 6557235), (85, 5245788), (102, 4371490), (170, 2622894), (204, 2185745), (255, 1748596), (340, 1311447), (510, 874298), (1020, 437149)]