17290980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13723}}^1$

素因数の和:13745

約数の個数: 72

約数和(自身を含む): 59946432

約数和(自身を除く): 42655452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 13723, 27446, 41169, 54892, 68615, 82338, 96061, 123507, 137230, 164676, 192122, 205845, 247014, 274460, 288183, 384244, 411690, 480305, 494028, 576366, 617535, 823380, 864549, 960610, 1152732, 1235070, 1440915, 1729098, 1921220, 2470140, 2881830, 3458196, 4322745, 5763660, 8645490, 17290980]

約数ペア:

[(1, 17290980), (2, 8645490), (3, 5763660), (4, 4322745), (5, 3458196), (6, 2881830), (7, 2470140), (9, 1921220), (10, 1729098), (12, 1440915), (14, 1235070), (15, 1152732), (18, 960610), (20, 864549), (21, 823380), (28, 617535), (30, 576366), (35, 494028), (36, 480305), (42, 411690), (45, 384244), (60, 288183), (63, 274460), (70, 247014), (84, 205845), (90, 192122), (105, 164676), (126, 137230), (140, 123507), (180, 96061), (210, 82338), (252, 68615), (315, 54892), (420, 41169), (630, 27446), (1260, 13723)]