17520660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 57657600

約数和(自身を除く): 40136940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 109, 114, 141, 171, 180, 188, 190, 218, 228, 235, 282, 285, 327, 342, 380, 423, 436, 470, 545, 564, 570, 654, 684, 705, 846, 855, 893, 940, 981, 1090, 1140, 1308, 1410, 1635, 1692, 1710, 1786, 1962, 2071, 2115, 2180, 2679, 2820, 3270, 3420, 3572, 3924, 4142, 4230, 4465, 4905, 5123, 5358, 6213, 6540, 8037, 8284, 8460, 8930, 9810, 10246, 10355, 10716, 12426, 13395, 15369, 16074, 17860, 18639, 19620, 20492, 20710, 24852, 25615, 26790, 30738, 31065, 32148, 37278, 40185, 41420, 46107, 51230, 53580, 61476, 62130, 74556, 76845, 80370, 92214, 93195, 97337, 102460, 124260, 153690, 160740, 184428, 186390, 194674, 230535, 292011, 307380, 372780, 389348, 461070, 486685, 584022, 876033, 922140, 973370, 1168044, 1460055, 1752066, 1946740, 2920110, 3504132, 4380165, 5840220, 8760330, 17520660]

約数ペア:

[(1, 17520660), (2, 8760330), (3, 5840220), (4, 4380165), (5, 3504132), (6, 2920110), (9, 1946740), (10, 1752066), (12, 1460055), (15, 1168044), (18, 973370), (19, 922140), (20, 876033), (30, 584022), (36, 486685), (38, 461070), (45, 389348), (47, 372780), (57, 307380), (60, 292011), (76, 230535), (90, 194674), (94, 186390), (95, 184428), (109, 160740), (114, 153690), (141, 124260), (171, 102460), (180, 97337), (188, 93195), (190, 92214), (218, 80370), (228, 76845), (235, 74556), (282, 62130), (285, 61476), (327, 53580), (342, 51230), (380, 46107), (423, 41420), (436, 40185), (470, 37278), (545, 32148), (564, 31065), (570, 30738), (654, 26790), (684, 25615), (705, 24852), (846, 20710), (855, 20492), (893, 19620), (940, 18639), (981, 17860), (1090, 16074), (1140, 15369), (1308, 13395), (1410, 12426), (1635, 10716), (1692, 10355), (1710, 10246), (1786, 9810), (1962, 8930), (2071, 8460), (2115, 8284), (2180, 8037), (2679, 6540), (2820, 6213), (3270, 5358), (3420, 5123), (3572, 4905), (3924, 4465), (4142, 4230)]