154791680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 395587584

約数和(自身を除く): 240795904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 83, 94, 124, 128, 155, 160, 166, 188, 235, 248, 256, 310, 320, 332, 376, 415, 470, 496, 620, 640, 664, 752, 830, 940, 992, 1240, 1280, 1328, 1457, 1504, 1660, 1880, 1984, 2480, 2573, 2656, 2914, 3008, 3320, 3760, 3901, 3968, 4960, 5146, 5312, 5828, 6016, 6640, 7285, 7520, 7802, 7936, 9920, 10292, 10624, 11656, 12032, 12865, 13280, 14570, 15040, 15604, 19505, 19840, 20584, 21248, 23312, 25730, 26560, 29140, 30080, 31208, 39010, 39680, 41168, 46624, 51460, 53120, 58280, 60160, 62416, 78020, 82336, 93248, 102920, 106240, 116560, 120931, 124832, 156040, 164672, 186496, 205840, 233120, 241862, 249664, 312080, 329344, 372992, 411680, 466240, 483724, 499328, 604655, 624160, 658688, 823360, 932480, 967448, 998656, 1209310, 1248320, 1646720, 1864960, 1934896, 2418620, 2496640, 3293440, 3869792, 4837240, 4993280, 7739584, 9674480, 15479168, 19348960, 30958336, 38697920, 77395840, 154791680]

約数ペア:

[(1, 154791680), (2, 77395840), (4, 38697920), (5, 30958336), (8, 19348960), (10, 15479168), (16, 9674480), (20, 7739584), (31, 4993280), (32, 4837240), (40, 3869792), (47, 3293440), (62, 2496640), (64, 2418620), (80, 1934896), (83, 1864960), (94, 1646720), (124, 1248320), (128, 1209310), (155, 998656), (160, 967448), (166, 932480), (188, 823360), (235, 658688), (248, 624160), (256, 604655), (310, 499328), (320, 483724), (332, 466240), (376, 411680), (415, 372992), (470, 329344), (496, 312080), (620, 249664), (640, 241862), (664, 233120), (752, 205840), (830, 186496), (940, 164672), (992, 156040), (1240, 124832), (1280, 120931), (1328, 116560), (1457, 106240), (1504, 102920), (1660, 93248), (1880, 82336), (1984, 78020), (2480, 62416), (2573, 60160), (2656, 58280), (2914, 53120), (3008, 51460), (3320, 46624), (3760, 41168), (3901, 39680), (3968, 39010), (4960, 31208), (5146, 30080), (5312, 29140), (5828, 26560), (6016, 25730), (6640, 23312), (7285, 21248), (7520, 20584), (7802, 19840), (7936, 19505), (9920, 15604), (10292, 15040), (10624, 14570), (11656, 13280), (12032, 12865)]