22104180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 78309504

約数和(自身を除く): 56205324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 331, 371, 420, 477, 530, 630, 636, 662, 742, 795, 954, 993, 1060, 1113, 1260, 1324, 1484, 1590, 1655, 1855, 1908, 1986, 2226, 2317, 2385, 2979, 3180, 3310, 3339, 3710, 3972, 4452, 4634, 4770, 4965, 5565, 5958, 6620, 6678, 6951, 7420, 9268, 9540, 9930, 11130, 11585, 11916, 13356, 13902, 14895, 16695, 17543, 19860, 20853, 22260, 23170, 27804, 29790, 33390, 34755, 35086, 41706, 46340, 52629, 59580, 66780, 69510, 70172, 83412, 87715, 104265, 105258, 122801, 139020, 157887, 175430, 208530, 210516, 245602, 263145, 315774, 350860, 368403, 417060, 491204, 526290, 614005, 631548, 736806, 789435, 1052580, 1105209, 1228010, 1473612, 1578870, 1842015, 2210418, 2456020, 3157740, 3684030, 4420836, 5526045, 7368060, 11052090, 22104180]

約数ペア:

[(1, 22104180), (2, 11052090), (3, 7368060), (4, 5526045), (5, 4420836), (6, 3684030), (7, 3157740), (9, 2456020), (10, 2210418), (12, 1842015), (14, 1578870), (15, 1473612), (18, 1228010), (20, 1105209), (21, 1052580), (28, 789435), (30, 736806), (35, 631548), (36, 614005), (42, 526290), (45, 491204), (53, 417060), (60, 368403), (63, 350860), (70, 315774), (84, 263145), (90, 245602), (105, 210516), (106, 208530), (126, 175430), (140, 157887), (159, 139020), (180, 122801), (210, 105258), (212, 104265), (252, 87715), (265, 83412), (315, 70172), (318, 69510), (331, 66780), (371, 59580), (420, 52629), (477, 46340), (530, 41706), (630, 35086), (636, 34755), (662, 33390), (742, 29790), (795, 27804), (954, 23170), (993, 22260), (1060, 20853), (1113, 19860), (1260, 17543), (1324, 16695), (1484, 14895), (1590, 13902), (1655, 13356), (1855, 11916), (1908, 11585), (1986, 11130), (2226, 9930), (2317, 9540), (2385, 9268), (2979, 7420), (3180, 6951), (3310, 6678), (3339, 6620), (3710, 5958), (3972, 5565), (4452, 4965), (4634, 4770)]