30271120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 78744960

約数和(自身を除く): 48473840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 839, 880, 902, 1640, 1678, 1804, 2255, 3280, 3356, 3608, 4195, 4510, 6712, 7216, 8390, 9020, 9229, 13424, 16780, 18040, 18458, 33560, 34399, 36080, 36916, 46145, 67120, 68798, 73832, 92290, 137596, 147664, 171995, 184580, 275192, 343990, 369160, 378389, 550384, 687980, 738320, 756778, 1375960, 1513556, 1891945, 2751920, 3027112, 3783890, 6054224, 7567780, 15135560, 30271120]

約数ペア:

[(1, 30271120), (2, 15135560), (4, 7567780), (5, 6054224), (8, 3783890), (10, 3027112), (11, 2751920), (16, 1891945), (20, 1513556), (22, 1375960), (40, 756778), (41, 738320), (44, 687980), (55, 550384), (80, 378389), (82, 369160), (88, 343990), (110, 275192), (164, 184580), (176, 171995), (205, 147664), (220, 137596), (328, 92290), (410, 73832), (440, 68798), (451, 67120), (656, 46145), (820, 36916), (839, 36080), (880, 34399), (902, 33560), (1640, 18458), (1678, 18040), (1804, 16780), (2255, 13424), (3280, 9229), (3356, 9020), (3608, 8390), (4195, 7216), (4510, 6712)]