209250450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1609}}^1$

素因数の和:1661

約数の個数: 108

約数和(自身を含む): 597572430

約数和(自身を除く): 388321980

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 289, 306, 425, 450, 510, 578, 765, 850, 867, 1275, 1445, 1530, 1609, 1734, 2550, 2601, 2890, 3218, 3825, 4335, 4827, 5202, 7225, 7650, 8045, 8670, 9654, 13005, 14450, 14481, 16090, 21675, 24135, 26010, 27353, 28962, 40225, 43350, 48270, 54706, 65025, 72405, 80450, 82059, 120675, 130050, 136765, 144810, 164118, 241350, 246177, 273530, 362025, 410295, 465001, 492354, 683825, 724050, 820590, 930002, 1230885, 1367650, 1395003, 2051475, 2325005, 2461770, 2790006, 4102950, 4185009, 4650010, 6154425, 6975015, 8370018, 11625025, 12308850, 13950030, 20925045, 23250050, 34875075, 41850090, 69750150, 104625225, 209250450]

約数ペア:

[(1, 209250450), (2, 104625225), (3, 69750150), (5, 41850090), (6, 34875075), (9, 23250050), (10, 20925045), (15, 13950030), (17, 12308850), (18, 11625025), (25, 8370018), (30, 6975015), (34, 6154425), (45, 4650010), (50, 4185009), (51, 4102950), (75, 2790006), (85, 2461770), (90, 2325005), (102, 2051475), (150, 1395003), (153, 1367650), (170, 1230885), (225, 930002), (255, 820590), (289, 724050), (306, 683825), (425, 492354), (450, 465001), (510, 410295), (578, 362025), (765, 273530), (850, 246177), (867, 241350), (1275, 164118), (1445, 144810), (1530, 136765), (1609, 130050), (1734, 120675), (2550, 82059), (2601, 80450), (2890, 72405), (3218, 65025), (3825, 54706), (4335, 48270), (4827, 43350), (5202, 40225), (7225, 28962), (7650, 27353), (8045, 26010), (8670, 24135), (9654, 21675), (13005, 16090), (14450, 14481)]