2853270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{647}}^1$

素因数の和:674

約数の個数: 72

約数和(自身を含む): 8643024

約数和(自身を除く): 5789754

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 647, 735, 882, 1294, 1470, 1941, 2205, 3235, 3882, 4410, 4529, 5823, 6470, 9058, 9705, 11646, 13587, 19410, 22645, 27174, 29115, 31703, 40761, 45290, 58230, 63406, 67935, 81522, 95109, 135870, 158515, 190218, 203805, 285327, 317030, 407610, 475545, 570654, 951090, 1426635, 2853270]

約数ペア:

[(1, 2853270), (2, 1426635), (3, 951090), (5, 570654), (6, 475545), (7, 407610), (9, 317030), (10, 285327), (14, 203805), (15, 190218), (18, 158515), (21, 135870), (30, 95109), (35, 81522), (42, 67935), (45, 63406), (49, 58230), (63, 45290), (70, 40761), (90, 31703), (98, 29115), (105, 27174), (126, 22645), (147, 19410), (210, 13587), (245, 11646), (294, 9705), (315, 9058), (441, 6470), (490, 5823), (630, 4529), (647, 4410), (735, 3882), (882, 3235), (1294, 2205), (1470, 1941)]