219345720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1553}}^1$

素因数の和:1685

約数の個数: 128

約数和(自身を含む): 725034240

約数和(自身を除く): 505688520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 107, 110, 120, 132, 165, 214, 220, 264, 321, 330, 428, 440, 535, 642, 660, 856, 1070, 1177, 1284, 1320, 1553, 1605, 2140, 2354, 2568, 3106, 3210, 3531, 4280, 4659, 4708, 5885, 6212, 6420, 7062, 7765, 9318, 9416, 11770, 12424, 12840, 14124, 15530, 17083, 17655, 18636, 23295, 23540, 28248, 31060, 34166, 35310, 37272, 46590, 47080, 51249, 62120, 68332, 70620, 85415, 93180, 102498, 136664, 141240, 166171, 170830, 186360, 204996, 256245, 332342, 341660, 409992, 498513, 512490, 664684, 683320, 830855, 997026, 1024980, 1329368, 1661710, 1827881, 1994052, 2049960, 2492565, 3323420, 3655762, 3988104, 4985130, 5483643, 6646840, 7311524, 9139405, 9970260, 10967286, 14623048, 18278810, 19940520, 21934572, 27418215, 36557620, 43869144, 54836430, 73115240, 109672860, 219345720]

約数ペア:

[(1, 219345720), (2, 109672860), (3, 73115240), (4, 54836430), (5, 43869144), (6, 36557620), (8, 27418215), (10, 21934572), (11, 19940520), (12, 18278810), (15, 14623048), (20, 10967286), (22, 9970260), (24, 9139405), (30, 7311524), (33, 6646840), (40, 5483643), (44, 4985130), (55, 3988104), (60, 3655762), (66, 3323420), (88, 2492565), (107, 2049960), (110, 1994052), (120, 1827881), (132, 1661710), (165, 1329368), (214, 1024980), (220, 997026), (264, 830855), (321, 683320), (330, 664684), (428, 512490), (440, 498513), (535, 409992), (642, 341660), (660, 332342), (856, 256245), (1070, 204996), (1177, 186360), (1284, 170830), (1320, 166171), (1553, 141240), (1605, 136664), (2140, 102498), (2354, 93180), (2568, 85415), (3106, 70620), (3210, 68332), (3531, 62120), (4280, 51249), (4659, 47080), (4708, 46590), (5885, 37272), (6212, 35310), (6420, 34166), (7062, 31060), (7765, 28248), (9318, 23540), (9416, 23295), (11770, 18636), (12424, 17655), (12840, 17083), (14124, 15530)]