18640500

素因数分解:

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

素因数の和:99

約数の個数: 144

約数和(自身を含む): 59002944

約数和(自身を除く): 40362444

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, 125, 129, 150, 170, 172, 204, 215, 250, 255, 258, 289, 300, 340, 375, 425, 430, 500, 510, 516, 578, 645, 731, 750, 850, 860, 867, 1020, 1075, 1156, 1275, 1290, 1445, 1462, 1500, 1700, 1734, 2125, 2150, 2193, 2550, 2580, 2890, 2924, 3225, 3468, 3655, 4250, 4300, 4335, 4386, 5100, 5375, 5780, 6375, 6450, 7225, 7310, 8500, 8670, 8772, 10750, 10965, 12427, 12750, 12900, 14450, 14620, 16125, 17340, 18275, 21500, 21675, 21930, 24854, 25500, 28900, 32250, 36125, 36550, 37281, 43350, 43860, 49708, 54825, 62135, 64500, 72250, 73100, 74562, 86700, 91375, 108375, 109650, 124270, 144500, 149124, 182750, 186405, 216750, 219300, 248540, 274125, 310675, 365500, 372810, 433500, 548250, 621350, 745620, 932025, 1096500, 1242700, 1553375, 1864050, 3106750, 3728100, 4660125, 6213500, 9320250, 18640500]

約数ペア:

[(1, 18640500), (2, 9320250), (3, 6213500), (4, 4660125), (5, 3728100), (6, 3106750), (10, 1864050), (12, 1553375), (15, 1242700), (17, 1096500), (20, 932025), (25, 745620), (30, 621350), (34, 548250), (43, 433500), (50, 372810), (51, 365500), (60, 310675), (68, 274125), (75, 248540), (85, 219300), (86, 216750), (100, 186405), (102, 182750), (125, 149124), (129, 144500), (150, 124270), (170, 109650), (172, 108375), (204, 91375), (215, 86700), (250, 74562), (255, 73100), (258, 72250), (289, 64500), (300, 62135), (340, 54825), (375, 49708), (425, 43860), (430, 43350), (500, 37281), (510, 36550), (516, 36125), (578, 32250), (645, 28900), (731, 25500), (750, 24854), (850, 21930), (860, 21675), (867, 21500), (1020, 18275), (1075, 17340), (1156, 16125), (1275, 14620), (1290, 14450), (1445, 12900), (1462, 12750), (1500, 12427), (1700, 10965), (1734, 10750), (2125, 8772), (2150, 8670), (2193, 8500), (2550, 7310), (2580, 7225), (2890, 6450), (2924, 6375), (3225, 5780), (3468, 5375), (3655, 5100), (4250, 4386), (4300, 4335)]