2919420

素因数分解:

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

素因数の和:360

約数の個数: 108

約数和(自身を含む): 10332504

約数和(自身を除く): 7413084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 331, 420, 441, 490, 588, 630, 662, 735, 882, 980, 993, 1260, 1324, 1470, 1655, 1764, 1986, 2205, 2317, 2940, 2979, 3310, 3972, 4410, 4634, 4965, 5958, 6620, 6951, 8820, 9268, 9930, 11585, 11916, 13902, 14895, 16219, 19860, 20853, 23170, 27804, 29790, 32438, 34755, 41706, 46340, 48657, 59580, 64876, 69510, 81095, 83412, 97314, 104265, 139020, 145971, 162190, 194628, 208530, 243285, 291942, 324380, 417060, 486570, 583884, 729855, 973140, 1459710, 2919420]

約数ペア:

[(1, 2919420), (2, 1459710), (3, 973140), (4, 729855), (5, 583884), (6, 486570), (7, 417060), (9, 324380), (10, 291942), (12, 243285), (14, 208530), (15, 194628), (18, 162190), (20, 145971), (21, 139020), (28, 104265), (30, 97314), (35, 83412), (36, 81095), (42, 69510), (45, 64876), (49, 59580), (60, 48657), (63, 46340), (70, 41706), (84, 34755), (90, 32438), (98, 29790), (105, 27804), (126, 23170), (140, 20853), (147, 19860), (180, 16219), (196, 14895), (210, 13902), (245, 11916), (252, 11585), (294, 9930), (315, 9268), (331, 8820), (420, 6951), (441, 6620), (490, 5958), (588, 4965), (630, 4634), (662, 4410), (735, 3972), (882, 3310), (980, 2979), (993, 2940), (1260, 2317), (1324, 2205), (1470, 1986), (1655, 1764)]