222877360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1486

約数の個数: 80

約数和(自身を含む): 547197120

約数和(自身を除く): 324319760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1361, 1424, 1780, 1840, 2047, 2722, 3560, 4094, 5444, 6805, 7120, 8188, 10235, 10888, 13610, 16376, 20470, 21776, 27220, 31303, 32752, 40940, 54440, 62606, 81880, 108880, 121129, 125212, 156515, 163760, 242258, 250424, 313030, 484516, 500848, 605645, 626060, 969032, 1211290, 1252120, 1938064, 2422580, 2504240, 2785967, 4845160, 5571934, 9690320, 11143868, 13929835, 22287736, 27859670, 44575472, 55719340, 111438680, 222877360]

約数ペア:

[(1, 222877360), (2, 111438680), (4, 55719340), (5, 44575472), (8, 27859670), (10, 22287736), (16, 13929835), (20, 11143868), (23, 9690320), (40, 5571934), (46, 4845160), (80, 2785967), (89, 2504240), (92, 2422580), (115, 1938064), (178, 1252120), (184, 1211290), (230, 969032), (356, 626060), (368, 605645), (445, 500848), (460, 484516), (712, 313030), (890, 250424), (920, 242258), (1361, 163760), (1424, 156515), (1780, 125212), (1840, 121129), (2047, 108880), (2722, 81880), (3560, 62606), (4094, 54440), (5444, 40940), (6805, 32752), (7120, 31303), (8188, 27220), (10235, 21776), (10888, 20470), (13610, 16376)]