288205520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 690504912

約数和(自身を除く): 402299392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 101, 106, 202, 212, 265, 404, 424, 505, 530, 673, 808, 848, 1010, 1060, 1346, 1616, 2020, 2120, 2692, 3365, 4040, 4240, 5353, 5384, 6730, 8080, 10706, 10768, 13460, 21412, 26765, 26920, 35669, 42824, 53530, 53840, 67973, 71338, 85648, 107060, 135946, 142676, 178345, 214120, 271892, 285352, 339865, 356690, 428240, 543784, 570704, 679730, 713380, 1087568, 1359460, 1426760, 2718920, 2853520, 3602569, 5437840, 7205138, 14410276, 18012845, 28820552, 36025690, 57641104, 72051380, 144102760, 288205520]

約数ペア:

[(1, 288205520), (2, 144102760), (4, 72051380), (5, 57641104), (8, 36025690), (10, 28820552), (16, 18012845), (20, 14410276), (40, 7205138), (53, 5437840), (80, 3602569), (101, 2853520), (106, 2718920), (202, 1426760), (212, 1359460), (265, 1087568), (404, 713380), (424, 679730), (505, 570704), (530, 543784), (673, 428240), (808, 356690), (848, 339865), (1010, 285352), (1060, 271892), (1346, 214120), (1616, 178345), (2020, 142676), (2120, 135946), (2692, 107060), (3365, 85648), (4040, 71338), (4240, 67973), (5353, 53840), (5384, 53530), (6730, 42824), (8080, 35669), (10706, 26920), (10768, 26765), (13460, 21412)]