219174060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 720728064

約数和(自身を除く): 501554004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 140, 147, 196, 210, 245, 254, 294, 381, 420, 490, 508, 587, 588, 635, 735, 762, 889, 980, 1174, 1270, 1470, 1524, 1761, 1778, 1905, 2348, 2540, 2667, 2935, 2940, 3522, 3556, 3810, 4109, 4445, 5334, 5870, 6223, 7044, 7620, 8218, 8805, 8890, 10668, 11740, 12327, 12446, 13335, 16436, 17610, 17780, 18669, 20545, 24654, 24892, 26670, 28763, 31115, 35220, 37338, 41090, 49308, 53340, 57526, 61635, 62230, 74549, 74676, 82180, 86289, 93345, 115052, 123270, 124460, 143815, 149098, 172578, 186690, 223647, 246540, 287630, 298196, 345156, 372745, 373380, 431445, 447294, 521843, 575260, 745490, 862890, 894588, 1043686, 1118235, 1490980, 1565529, 1725780, 2087372, 2236470, 2609215, 3131058, 3652901, 4472940, 5218430, 6262116, 7305802, 7827645, 10436860, 10958703, 14611604, 15655290, 18264505, 21917406, 31310580, 36529010, 43834812, 54793515, 73058020, 109587030, 219174060]

約数ペア:

[(1, 219174060), (2, 109587030), (3, 73058020), (4, 54793515), (5, 43834812), (6, 36529010), (7, 31310580), (10, 21917406), (12, 18264505), (14, 15655290), (15, 14611604), (20, 10958703), (21, 10436860), (28, 7827645), (30, 7305802), (35, 6262116), (42, 5218430), (49, 4472940), (60, 3652901), (70, 3131058), (84, 2609215), (98, 2236470), (105, 2087372), (127, 1725780), (140, 1565529), (147, 1490980), (196, 1118235), (210, 1043686), (245, 894588), (254, 862890), (294, 745490), (381, 575260), (420, 521843), (490, 447294), (508, 431445), (587, 373380), (588, 372745), (635, 345156), (735, 298196), (762, 287630), (889, 246540), (980, 223647), (1174, 186690), (1270, 172578), (1470, 149098), (1524, 143815), (1761, 124460), (1778, 123270), (1905, 115052), (2348, 93345), (2540, 86289), (2667, 82180), (2935, 74676), (2940, 74549), (3522, 62230), (3556, 61635), (3810, 57526), (4109, 53340), (4445, 49308), (5334, 41090), (5870, 37338), (6223, 35220), (7044, 31115), (7620, 28763), (8218, 26670), (8805, 24892), (8890, 24654), (10668, 20545), (11740, 18669), (12327, 17780), (12446, 17610), (13335, 16436)]