73281320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1667}}^1$

素因数の和:1842

約数の個数: 64

約数和(自身を含む): 189751680

約数和(自身を除く): 116470360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1667, 2198, 3140, 3334, 4396, 5495, 6280, 6668, 8335, 8792, 10990, 11669, 13336, 16670, 21980, 23338, 33340, 43960, 46676, 58345, 66680, 93352, 116690, 233380, 261719, 466760, 523438, 1046876, 1308595, 1832033, 2093752, 2617190, 3664066, 5234380, 7328132, 9160165, 10468760, 14656264, 18320330, 36640660, 73281320]

約数ペア:

[(1, 73281320), (2, 36640660), (4, 18320330), (5, 14656264), (7, 10468760), (8, 9160165), (10, 7328132), (14, 5234380), (20, 3664066), (28, 2617190), (35, 2093752), (40, 1832033), (56, 1308595), (70, 1046876), (140, 523438), (157, 466760), (280, 261719), (314, 233380), (628, 116690), (785, 93352), (1099, 66680), (1256, 58345), (1570, 46676), (1667, 43960), (2198, 33340), (3140, 23338), (3334, 21980), (4396, 16670), (5495, 13336), (6280, 11669), (6668, 10990), (8335, 8792)]