138003280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 350834688

約数和(自身を除く): 212831408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 127, 136, 170, 188, 235, 254, 272, 289, 340, 376, 470, 508, 578, 635, 680, 752, 799, 940, 1016, 1156, 1270, 1360, 1445, 1598, 1880, 2032, 2159, 2312, 2540, 2890, 3196, 3760, 3995, 4318, 4624, 5080, 5780, 5969, 6392, 7990, 8636, 10160, 10795, 11560, 11938, 12784, 13583, 15980, 17272, 21590, 23120, 23876, 27166, 29845, 31960, 34544, 36703, 43180, 47752, 54332, 59690, 63920, 67915, 73406, 86360, 95504, 101473, 108664, 119380, 135830, 146812, 172720, 183515, 202946, 217328, 238760, 271660, 293624, 367030, 405892, 477520, 507365, 543320, 587248, 734060, 811784, 1014730, 1086640, 1468120, 1623568, 1725041, 2029460, 2936240, 3450082, 4058920, 6900164, 8117840, 8625205, 13800328, 17250410, 27600656, 34500820, 69001640, 138003280]

約数ペア:

[(1, 138003280), (2, 69001640), (4, 34500820), (5, 27600656), (8, 17250410), (10, 13800328), (16, 8625205), (17, 8117840), (20, 6900164), (34, 4058920), (40, 3450082), (47, 2936240), (68, 2029460), (80, 1725041), (85, 1623568), (94, 1468120), (127, 1086640), (136, 1014730), (170, 811784), (188, 734060), (235, 587248), (254, 543320), (272, 507365), (289, 477520), (340, 405892), (376, 367030), (470, 293624), (508, 271660), (578, 238760), (635, 217328), (680, 202946), (752, 183515), (799, 172720), (940, 146812), (1016, 135830), (1156, 119380), (1270, 108664), (1360, 101473), (1445, 95504), (1598, 86360), (1880, 73406), (2032, 67915), (2159, 63920), (2312, 59690), (2540, 54332), (2890, 47752), (3196, 43180), (3760, 36703), (3995, 34544), (4318, 31960), (4624, 29845), (5080, 27166), (5780, 23876), (5969, 23120), (6392, 21590), (7990, 17272), (8636, 15980), (10160, 13583), (10795, 12784), (11560, 11938)]