2442780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 7613424

約数和(自身を除く): 5170644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 331, 369, 410, 492, 615, 662, 738, 820, 993, 1230, 1324, 1476, 1655, 1845, 1986, 2460, 2979, 3310, 3690, 3972, 4965, 5958, 6620, 7380, 9930, 11916, 13571, 14895, 19860, 27142, 29790, 40713, 54284, 59580, 67855, 81426, 122139, 135710, 162852, 203565, 244278, 271420, 407130, 488556, 610695, 814260, 1221390, 2442780]

約数ペア:

[(1, 2442780), (2, 1221390), (3, 814260), (4, 610695), (5, 488556), (6, 407130), (9, 271420), (10, 244278), (12, 203565), (15, 162852), (18, 135710), (20, 122139), (30, 81426), (36, 67855), (41, 59580), (45, 54284), (60, 40713), (82, 29790), (90, 27142), (123, 19860), (164, 14895), (180, 13571), (205, 11916), (246, 9930), (331, 7380), (369, 6620), (410, 5958), (492, 4965), (615, 3972), (662, 3690), (738, 3310), (820, 2979), (993, 2460), (1230, 1986), (1324, 1845), (1476, 1655)]