1630440

素因数分解:

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

素因数の和:671

約数の個数: 96

約数和(自身を含む): 6065280

約数和(自身を除く): 4434840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 647, 840, 1260, 1294, 1941, 2520, 2588, 3235, 3882, 4529, 5176, 5823, 6470, 7764, 9058, 9705, 11646, 12940, 13587, 15528, 18116, 19410, 22645, 23292, 25880, 27174, 29115, 36232, 38820, 40761, 45290, 46584, 54348, 58230, 67935, 77640, 81522, 90580, 108696, 116460, 135870, 163044, 181160, 203805, 232920, 271740, 326088, 407610, 543480, 815220, 1630440]

約数ペア:

[(1, 1630440), (2, 815220), (3, 543480), (4, 407610), (5, 326088), (6, 271740), (7, 232920), (8, 203805), (9, 181160), (10, 163044), (12, 135870), (14, 116460), (15, 108696), (18, 90580), (20, 81522), (21, 77640), (24, 67935), (28, 58230), (30, 54348), (35, 46584), (36, 45290), (40, 40761), (42, 38820), (45, 36232), (56, 29115), (60, 27174), (63, 25880), (70, 23292), (72, 22645), (84, 19410), (90, 18116), (105, 15528), (120, 13587), (126, 12940), (140, 11646), (168, 9705), (180, 9058), (210, 7764), (252, 6470), (280, 5823), (315, 5176), (360, 4529), (420, 3882), (504, 3235), (630, 2588), (647, 2520), (840, 1941), (1260, 1294)]