21700500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 71705088

約数和(自身を除く): 50004588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 34, 37, 46, 50, 51, 60, 68, 69, 74, 75, 85, 92, 100, 102, 111, 115, 125, 138, 148, 150, 170, 185, 204, 222, 230, 250, 255, 276, 300, 340, 345, 370, 375, 391, 425, 444, 460, 500, 510, 555, 575, 629, 690, 740, 750, 782, 850, 851, 925, 1020, 1110, 1150, 1173, 1258, 1275, 1380, 1500, 1564, 1700, 1702, 1725, 1850, 1887, 1955, 2125, 2220, 2300, 2346, 2516, 2550, 2553, 2775, 2875, 3145, 3404, 3450, 3700, 3774, 3910, 4250, 4255, 4625, 4692, 5100, 5106, 5550, 5750, 5865, 6290, 6375, 6900, 7548, 7820, 8500, 8510, 8625, 9250, 9435, 9775, 10212, 11100, 11500, 11730, 12580, 12750, 12765, 13875, 14467, 15725, 17020, 17250, 18500, 18870, 19550, 21275, 23460, 25500, 25530, 27750, 28934, 29325, 31450, 34500, 37740, 39100, 42550, 43401, 47175, 48875, 51060, 55500, 57868, 58650, 62900, 63825, 72335, 78625, 85100, 86802, 94350, 97750, 106375, 117300, 127650, 144670, 146625, 157250, 173604, 188700, 195500, 212750, 217005, 235875, 255300, 289340, 293250, 314500, 319125, 361675, 425500, 434010, 471750, 586500, 638250, 723350, 868020, 943500, 1085025, 1276500, 1446700, 1808375, 2170050, 3616750, 4340100, 5425125, 7233500, 10850250, 21700500]

約数ペア:

[(1, 21700500), (2, 10850250), (3, 7233500), (4, 5425125), (5, 4340100), (6, 3616750), (10, 2170050), (12, 1808375), (15, 1446700), (17, 1276500), (20, 1085025), (23, 943500), (25, 868020), (30, 723350), (34, 638250), (37, 586500), (46, 471750), (50, 434010), (51, 425500), (60, 361675), (68, 319125), (69, 314500), (74, 293250), (75, 289340), (85, 255300), (92, 235875), (100, 217005), (102, 212750), (111, 195500), (115, 188700), (125, 173604), (138, 157250), (148, 146625), (150, 144670), (170, 127650), (185, 117300), (204, 106375), (222, 97750), (230, 94350), (250, 86802), (255, 85100), (276, 78625), (300, 72335), (340, 63825), (345, 62900), (370, 58650), (375, 57868), (391, 55500), (425, 51060), (444, 48875), (460, 47175), (500, 43401), (510, 42550), (555, 39100), (575, 37740), (629, 34500), (690, 31450), (740, 29325), (750, 28934), (782, 27750), (850, 25530), (851, 25500), (925, 23460), (1020, 21275), (1110, 19550), (1150, 18870), (1173, 18500), (1258, 17250), (1275, 17020), (1380, 15725), (1500, 14467), (1564, 13875), (1700, 12765), (1702, 12750), (1725, 12580), (1850, 11730), (1887, 11500), (1955, 11100), (2125, 10212), (2220, 9775), (2300, 9435), (2346, 9250), (2516, 8625), (2550, 8510), (2553, 8500), (2775, 7820), (2875, 7548), (3145, 6900), (3404, 6375), (3450, 6290), (3700, 5865), (3774, 5750), (3910, 5550), (4250, 5106), (4255, 5100), (4625, 4692)]