78737220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 250967808

約数和(自身を除く): 172230588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 47, 60, 82, 90, 94, 123, 141, 164, 180, 188, 205, 227, 235, 246, 282, 369, 410, 423, 454, 470, 492, 564, 615, 681, 705, 738, 820, 846, 908, 940, 1135, 1230, 1362, 1410, 1476, 1692, 1845, 1927, 2043, 2115, 2270, 2460, 2724, 2820, 3405, 3690, 3854, 4086, 4230, 4540, 5781, 6810, 7380, 7708, 8172, 8460, 9307, 9635, 10215, 10669, 11562, 13620, 17343, 18614, 19270, 20430, 21338, 23124, 27921, 28905, 32007, 34686, 37228, 38540, 40860, 42676, 46535, 53345, 55842, 57810, 64014, 69372, 83763, 86715, 93070, 96021, 106690, 111684, 115620, 128028, 139605, 160035, 167526, 173430, 186140, 192042, 213380, 279210, 320070, 335052, 346860, 384084, 418815, 437429, 480105, 558420, 640140, 837630, 874858, 960210, 1312287, 1675260, 1749716, 1920420, 2187145, 2624574, 3936861, 4374290, 5249148, 6561435, 7873722, 8748580, 13122870, 15747444, 19684305, 26245740, 39368610, 78737220]

約数ペア:

[(1, 78737220), (2, 39368610), (3, 26245740), (4, 19684305), (5, 15747444), (6, 13122870), (9, 8748580), (10, 7873722), (12, 6561435), (15, 5249148), (18, 4374290), (20, 3936861), (30, 2624574), (36, 2187145), (41, 1920420), (45, 1749716), (47, 1675260), (60, 1312287), (82, 960210), (90, 874858), (94, 837630), (123, 640140), (141, 558420), (164, 480105), (180, 437429), (188, 418815), (205, 384084), (227, 346860), (235, 335052), (246, 320070), (282, 279210), (369, 213380), (410, 192042), (423, 186140), (454, 173430), (470, 167526), (492, 160035), (564, 139605), (615, 128028), (681, 115620), (705, 111684), (738, 106690), (820, 96021), (846, 93070), (908, 86715), (940, 83763), (1135, 69372), (1230, 64014), (1362, 57810), (1410, 55842), (1476, 53345), (1692, 46535), (1845, 42676), (1927, 40860), (2043, 38540), (2115, 37228), (2270, 34686), (2460, 32007), (2724, 28905), (2820, 27921), (3405, 23124), (3690, 21338), (3854, 20430), (4086, 19270), (4230, 18614), (4540, 17343), (5781, 13620), (6810, 11562), (7380, 10669), (7708, 10215), (8172, 9635), (8460, 9307)]