69649020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 243629568

約数和(自身を除く): 173980548

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, 167, 180, 210, 252, 315, 331, 334, 420, 501, 630, 662, 668, 835, 993, 1002, 1169, 1260, 1324, 1503, 1655, 1670, 1986, 2004, 2317, 2338, 2505, 2979, 3006, 3310, 3340, 3507, 3972, 4634, 4676, 4965, 5010, 5845, 5958, 6012, 6620, 6951, 7014, 7515, 9268, 9930, 10020, 10521, 11585, 11690, 11916, 13902, 14028, 14895, 15030, 17535, 19860, 20853, 21042, 23170, 23380, 27804, 29790, 30060, 34755, 35070, 41706, 42084, 46340, 52605, 55277, 59580, 69510, 70140, 83412, 104265, 105210, 110554, 139020, 165831, 208530, 210420, 221108, 276385, 331662, 386939, 417060, 497493, 552770, 663324, 773878, 829155, 994986, 1105540, 1160817, 1547756, 1658310, 1934695, 1989972, 2321634, 2487465, 3316620, 3482451, 3869390, 4643268, 4974930, 5804085, 6964902, 7738780, 9949860, 11608170, 13929804, 17412255, 23216340, 34824510, 69649020]

約数ペア:

[(1, 69649020), (2, 34824510), (3, 23216340), (4, 17412255), (5, 13929804), (6, 11608170), (7, 9949860), (9, 7738780), (10, 6964902), (12, 5804085), (14, 4974930), (15, 4643268), (18, 3869390), (20, 3482451), (21, 3316620), (28, 2487465), (30, 2321634), (35, 1989972), (36, 1934695), (42, 1658310), (45, 1547756), (60, 1160817), (63, 1105540), (70, 994986), (84, 829155), (90, 773878), (105, 663324), (126, 552770), (140, 497493), (167, 417060), (180, 386939), (210, 331662), (252, 276385), (315, 221108), (331, 210420), (334, 208530), (420, 165831), (501, 139020), (630, 110554), (662, 105210), (668, 104265), (835, 83412), (993, 70140), (1002, 69510), (1169, 59580), (1260, 55277), (1324, 52605), (1503, 46340), (1655, 42084), (1670, 41706), (1986, 35070), (2004, 34755), (2317, 30060), (2338, 29790), (2505, 27804), (2979, 23380), (3006, 23170), (3310, 21042), (3340, 20853), (3507, 19860), (3972, 17535), (4634, 15030), (4676, 14895), (4965, 14028), (5010, 13902), (5845, 11916), (5958, 11690), (6012, 11585), (6620, 10521), (6951, 10020), (7014, 9930), (7515, 9268)]