221532800

素因数分解:

$2^7\times 5^2\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 96

約数和(自身を含む): 553223520

約数和(自身を除く): 331690720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 128, 160, 200, 214, 320, 400, 428, 535, 640, 647, 800, 856, 1070, 1294, 1600, 1712, 2140, 2588, 2675, 3200, 3235, 3424, 4280, 5176, 5350, 6470, 6848, 8560, 10352, 10700, 12940, 13696, 16175, 17120, 20704, 21400, 25880, 32350, 34240, 41408, 42800, 51760, 64700, 68480, 69229, 82816, 85600, 103520, 129400, 138458, 171200, 207040, 258800, 276916, 342400, 346145, 414080, 517600, 553832, 692290, 1035200, 1107664, 1384580, 1730725, 2070400, 2215328, 2769160, 3461450, 4430656, 5538320, 6922900, 8861312, 11076640, 13845800, 22153280, 27691600, 44306560, 55383200, 110766400, 221532800]

約数ペア:

[(1, 221532800), (2, 110766400), (4, 55383200), (5, 44306560), (8, 27691600), (10, 22153280), (16, 13845800), (20, 11076640), (25, 8861312), (32, 6922900), (40, 5538320), (50, 4430656), (64, 3461450), (80, 2769160), (100, 2215328), (107, 2070400), (128, 1730725), (160, 1384580), (200, 1107664), (214, 1035200), (320, 692290), (400, 553832), (428, 517600), (535, 414080), (640, 346145), (647, 342400), (800, 276916), (856, 258800), (1070, 207040), (1294, 171200), (1600, 138458), (1712, 129400), (2140, 103520), (2588, 85600), (2675, 82816), (3200, 69229), (3235, 68480), (3424, 64700), (4280, 51760), (5176, 42800), (5350, 41408), (6470, 34240), (6848, 32350), (8560, 25880), (10352, 21400), (10700, 20704), (12940, 17120), (13696, 16175)]