657343260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1301}}^1$

素因数の和:1724

約数の個数: 144

約数和(自身を含む): 2286228672

約数和(自身を除く): 1628885412

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 401, 420, 630, 802, 1203, 1260, 1301, 1604, 2005, 2406, 2602, 2807, 3609, 3903, 4010, 4812, 5204, 5614, 6015, 6505, 7218, 7806, 8020, 8421, 9107, 11228, 11709, 12030, 13010, 14035, 14436, 15612, 16842, 18045, 18214, 19515, 23418, 24060, 25263, 26020, 27321, 28070, 33684, 36090, 36428, 39030, 42105, 45535, 46836, 50526, 54642, 56140, 58545, 72180, 78060, 81963, 84210, 91070, 101052, 109284, 117090, 126315, 136605, 163926, 168420, 182140, 234180, 252630, 273210, 327852, 409815, 505260, 521701, 546420, 819630, 1043402, 1565103, 1639260, 2086804, 2608505, 3130206, 3651907, 4695309, 5217010, 6260412, 7303814, 7825515, 9390618, 10434020, 10955721, 14607628, 15651030, 18259535, 18781236, 21911442, 23476545, 31302060, 32867163, 36519070, 43822884, 46953090, 54778605, 65734326, 73038140, 93906180, 109557210, 131468652, 164335815, 219114420, 328671630, 657343260]

約数ペア:

[(1, 657343260), (2, 328671630), (3, 219114420), (4, 164335815), (5, 131468652), (6, 109557210), (7, 93906180), (9, 73038140), (10, 65734326), (12, 54778605), (14, 46953090), (15, 43822884), (18, 36519070), (20, 32867163), (21, 31302060), (28, 23476545), (30, 21911442), (35, 18781236), (36, 18259535), (42, 15651030), (45, 14607628), (60, 10955721), (63, 10434020), (70, 9390618), (84, 7825515), (90, 7303814), (105, 6260412), (126, 5217010), (140, 4695309), (180, 3651907), (210, 3130206), (252, 2608505), (315, 2086804), (401, 1639260), (420, 1565103), (630, 1043402), (802, 819630), (1203, 546420), (1260, 521701), (1301, 505260), (1604, 409815), (2005, 327852), (2406, 273210), (2602, 252630), (2807, 234180), (3609, 182140), (3903, 168420), (4010, 163926), (4812, 136605), (5204, 126315), (5614, 117090), (6015, 109284), (6505, 101052), (7218, 91070), (7806, 84210), (8020, 81963), (8421, 78060), (9107, 72180), (11228, 58545), (11709, 56140), (12030, 54642), (13010, 50526), (14035, 46836), (14436, 45535), (15612, 42105), (16842, 39030), (18045, 36428), (18214, 36090), (19515, 33684), (23418, 28070), (24060, 27321), (25263, 26020)]