140518140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2131}}^1$

素因数の和:2307

約数の個数: 96

約数和(自身を含む): 452734464

約数和(自身を除く): 312216324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1570, 1884, 2131, 2198, 2355, 3140, 3297, 4262, 4396, 4710, 5495, 6393, 6594, 8524, 9420, 10655, 10990, 12786, 13188, 14917, 16485, 21310, 21980, 25572, 29834, 31965, 32970, 42620, 44751, 59668, 63930, 65940, 74585, 89502, 127860, 149170, 179004, 223755, 298340, 334567, 447510, 669134, 895020, 1003701, 1338268, 1672835, 2007402, 2341969, 3345670, 4014804, 4683938, 5018505, 6691340, 7025907, 9367876, 10037010, 11709845, 14051814, 20074020, 23419690, 28103628, 35129535, 46839380, 70259070, 140518140]

約数ペア:

[(1, 140518140), (2, 70259070), (3, 46839380), (4, 35129535), (5, 28103628), (6, 23419690), (7, 20074020), (10, 14051814), (12, 11709845), (14, 10037010), (15, 9367876), (20, 7025907), (21, 6691340), (28, 5018505), (30, 4683938), (35, 4014804), (42, 3345670), (60, 2341969), (70, 2007402), (84, 1672835), (105, 1338268), (140, 1003701), (157, 895020), (210, 669134), (314, 447510), (420, 334567), (471, 298340), (628, 223755), (785, 179004), (942, 149170), (1099, 127860), (1570, 89502), (1884, 74585), (2131, 65940), (2198, 63930), (2355, 59668), (3140, 44751), (3297, 42620), (4262, 32970), (4396, 31965), (4710, 29834), (5495, 25572), (6393, 21980), (6594, 21310), (8524, 16485), (9420, 14917), (10655, 13188), (10990, 12786)]