421817940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137849}}^1$

素因数の和:137881

約数の個数: 72

約数和(自身を含む): 1354789800

約数和(自身を除く): 932971860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 137849, 275698, 413547, 551396, 689245, 827094, 1240641, 1378490, 1654188, 2067735, 2343433, 2481282, 2756980, 4135470, 4686866, 4962564, 6203205, 7030299, 8270940, 9373732, 11717165, 12406410, 14060598, 21090897, 23434330, 24812820, 28121196, 35151495, 42181794, 46868660, 70302990, 84363588, 105454485, 140605980, 210908970, 421817940]

約数ペア:

[(1, 421817940), (2, 210908970), (3, 140605980), (4, 105454485), (5, 84363588), (6, 70302990), (9, 46868660), (10, 42181794), (12, 35151495), (15, 28121196), (17, 24812820), (18, 23434330), (20, 21090897), (30, 14060598), (34, 12406410), (36, 11717165), (45, 9373732), (51, 8270940), (60, 7030299), (68, 6203205), (85, 4962564), (90, 4686866), (102, 4135470), (153, 2756980), (170, 2481282), (180, 2343433), (204, 2067735), (255, 1654188), (306, 1378490), (340, 1240641), (510, 827094), (612, 689245), (765, 551396), (1020, 413547), (1530, 275698), (3060, 137849)]