221480250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 606528000

約数和(自身を除く): 385047750

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 29, 30, 34, 50, 51, 58, 75, 85, 87, 102, 125, 145, 150, 170, 174, 250, 255, 290, 375, 425, 435, 493, 510, 599, 725, 750, 850, 870, 986, 1198, 1275, 1450, 1479, 1797, 2125, 2175, 2465, 2550, 2958, 2995, 3594, 3625, 4250, 4350, 4930, 5990, 6375, 7250, 7395, 8985, 10183, 10875, 12325, 12750, 14790, 14975, 17371, 17970, 20366, 21750, 24650, 29950, 30549, 34742, 36975, 44925, 50915, 52113, 61098, 61625, 73950, 74875, 86855, 89850, 101830, 104226, 123250, 149750, 152745, 173710, 184875, 224625, 254575, 260565, 295307, 305490, 369750, 434275, 449250, 509150, 521130, 590614, 763725, 868550, 885921, 1272875, 1302825, 1476535, 1527450, 1771842, 2171375, 2545750, 2605650, 2953070, 3818625, 4342750, 4429605, 6514125, 7382675, 7637250, 8859210, 13028250, 14765350, 22148025, 36913375, 44296050, 73826750, 110740125, 221480250]

約数ペア:

[(1, 221480250), (2, 110740125), (3, 73826750), (5, 44296050), (6, 36913375), (10, 22148025), (15, 14765350), (17, 13028250), (25, 8859210), (29, 7637250), (30, 7382675), (34, 6514125), (50, 4429605), (51, 4342750), (58, 3818625), (75, 2953070), (85, 2605650), (87, 2545750), (102, 2171375), (125, 1771842), (145, 1527450), (150, 1476535), (170, 1302825), (174, 1272875), (250, 885921), (255, 868550), (290, 763725), (375, 590614), (425, 521130), (435, 509150), (493, 449250), (510, 434275), (599, 369750), (725, 305490), (750, 295307), (850, 260565), (870, 254575), (986, 224625), (1198, 184875), (1275, 173710), (1450, 152745), (1479, 149750), (1797, 123250), (2125, 104226), (2175, 101830), (2465, 89850), (2550, 86855), (2958, 74875), (2995, 73950), (3594, 61625), (3625, 61098), (4250, 52113), (4350, 50915), (4930, 44925), (5990, 36975), (6375, 34742), (7250, 30549), (7395, 29950), (8985, 24650), (10183, 21750), (10875, 20366), (12325, 17970), (12750, 17371), (14790, 14975)]