154978668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 460168800

約数和(自身を除く): 305190132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 29, 36, 38, 39, 52, 57, 58, 76, 78, 87, 114, 116, 117, 156, 171, 174, 228, 234, 247, 261, 342, 348, 377, 468, 494, 522, 551, 601, 684, 741, 754, 988, 1044, 1102, 1131, 1202, 1482, 1508, 1653, 1803, 2204, 2223, 2262, 2404, 2964, 3306, 3393, 3606, 4446, 4524, 4959, 5409, 6612, 6786, 7163, 7212, 7813, 8892, 9918, 10818, 11419, 13572, 14326, 15626, 17429, 19836, 21489, 21636, 22838, 23439, 28652, 31252, 34257, 34858, 42978, 45676, 46878, 52287, 64467, 68514, 69716, 70317, 85956, 93756, 102771, 104574, 128934, 137028, 140634, 148447, 156861, 205542, 209148, 226577, 257868, 281268, 296894, 313722, 331151, 411084, 445341, 453154, 593788, 627444, 662302, 679731, 890682, 906308, 993453, 1324604, 1336023, 1359462, 1781364, 1986906, 2039193, 2672046, 2718924, 2980359, 3973812, 4078386, 4304963, 5344092, 5960718, 8156772, 8609926, 11921436, 12914889, 17219852, 25829778, 38744667, 51659556, 77489334, 154978668]

約数ペア:

[(1, 154978668), (2, 77489334), (3, 51659556), (4, 38744667), (6, 25829778), (9, 17219852), (12, 12914889), (13, 11921436), (18, 8609926), (19, 8156772), (26, 5960718), (29, 5344092), (36, 4304963), (38, 4078386), (39, 3973812), (52, 2980359), (57, 2718924), (58, 2672046), (76, 2039193), (78, 1986906), (87, 1781364), (114, 1359462), (116, 1336023), (117, 1324604), (156, 993453), (171, 906308), (174, 890682), (228, 679731), (234, 662302), (247, 627444), (261, 593788), (342, 453154), (348, 445341), (377, 411084), (468, 331151), (494, 313722), (522, 296894), (551, 281268), (601, 257868), (684, 226577), (741, 209148), (754, 205542), (988, 156861), (1044, 148447), (1102, 140634), (1131, 137028), (1202, 128934), (1482, 104574), (1508, 102771), (1653, 93756), (1803, 85956), (2204, 70317), (2223, 69716), (2262, 68514), (2404, 64467), (2964, 52287), (3306, 46878), (3393, 45676), (3606, 42978), (4446, 34858), (4524, 34257), (4959, 31252), (5409, 28652), (6612, 23439), (6786, 22838), (7163, 21636), (7212, 21489), (7813, 19836), (8892, 17429), (9918, 15626), (10818, 14326), (11419, 13572)]