619020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 1987440

約数和(自身を除く): 1368420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 181, 190, 228, 285, 342, 362, 380, 543, 570, 684, 724, 855, 905, 1086, 1140, 1629, 1710, 1810, 2172, 2715, 3258, 3420, 3439, 3620, 5430, 6516, 6878, 8145, 10317, 10860, 13756, 16290, 17195, 20634, 30951, 32580, 34390, 41268, 51585, 61902, 68780, 103170, 123804, 154755, 206340, 309510, 619020]

約数ペア:

[(1, 619020), (2, 309510), (3, 206340), (4, 154755), (5, 123804), (6, 103170), (9, 68780), (10, 61902), (12, 51585), (15, 41268), (18, 34390), (19, 32580), (20, 30951), (30, 20634), (36, 17195), (38, 16290), (45, 13756), (57, 10860), (60, 10317), (76, 8145), (90, 6878), (95, 6516), (114, 5430), (171, 3620), (180, 3439), (181, 3420), (190, 3258), (228, 2715), (285, 2172), (342, 1810), (362, 1710), (380, 1629), (543, 1140), (570, 1086), (684, 905), (724, 855)]