491151504

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 1363912704

約数和(自身を除く): 872761200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 47, 48, 61, 83, 86, 94, 122, 129, 141, 166, 172, 183, 188, 244, 249, 258, 282, 332, 344, 366, 376, 488, 498, 516, 564, 664, 688, 732, 752, 976, 996, 1032, 1128, 1328, 1464, 1992, 2021, 2064, 2256, 2623, 2867, 2928, 3569, 3901, 3984, 4042, 5063, 5246, 5734, 6063, 7138, 7802, 7869, 8084, 8601, 10126, 10492, 10707, 11468, 11703, 12126, 14276, 15189, 15604, 15738, 16168, 17202, 20252, 20984, 21414, 22936, 23406, 24252, 28552, 30378, 31208, 31476, 32336, 34404, 40504, 41968, 42828, 45872, 46812, 48504, 57104, 60756, 62416, 62952, 68808, 81008, 85656, 93624, 97008, 121512, 123281, 125904, 137616, 167743, 171312, 187248, 217709, 237961, 243024, 246562, 335486, 369843, 435418, 475922, 493124, 503229, 653127, 670972, 713883, 739686, 870836, 951844, 986248, 1006458, 1306254, 1341944, 1427766, 1479372, 1741672, 1903688, 1972496, 2012916, 2612508, 2683888, 2855532, 2958744, 3483344, 3807376, 4025832, 5225016, 5711064, 5917488, 8051664, 10232323, 10450032, 11422128, 20464646, 30696969, 40929292, 61393938, 81858584, 122787876, 163717168, 245575752, 491151504]

約数ペア:

[(1, 491151504), (2, 245575752), (3, 163717168), (4, 122787876), (6, 81858584), (8, 61393938), (12, 40929292), (16, 30696969), (24, 20464646), (43, 11422128), (47, 10450032), (48, 10232323), (61, 8051664), (83, 5917488), (86, 5711064), (94, 5225016), (122, 4025832), (129, 3807376), (141, 3483344), (166, 2958744), (172, 2855532), (183, 2683888), (188, 2612508), (244, 2012916), (249, 1972496), (258, 1903688), (282, 1741672), (332, 1479372), (344, 1427766), (366, 1341944), (376, 1306254), (488, 1006458), (498, 986248), (516, 951844), (564, 870836), (664, 739686), (688, 713883), (732, 670972), (752, 653127), (976, 503229), (996, 493124), (1032, 475922), (1128, 435418), (1328, 369843), (1464, 335486), (1992, 246562), (2021, 243024), (2064, 237961), (2256, 217709), (2623, 187248), (2867, 171312), (2928, 167743), (3569, 137616), (3901, 125904), (3984, 123281), (4042, 121512), (5063, 97008), (5246, 93624), (5734, 85656), (6063, 81008), (7138, 68808), (7802, 62952), (7869, 62416), (8084, 60756), (8601, 57104), (10126, 48504), (10492, 46812), (10707, 45872), (11468, 42828), (11703, 41968), (12126, 40504), (14276, 34404), (15189, 32336), (15604, 31476), (15738, 31208), (16168, 30378), (17202, 28552), (20252, 24252), (20984, 23406), (21414, 22936)]