140661760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 88

約数和(自身を含む): 342520416

約数和(自身を除く): 201858656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 331, 332, 415, 512, 640, 662, 664, 830, 1024, 1280, 1324, 1328, 1655, 1660, 2560, 2648, 2656, 3310, 3320, 5120, 5296, 5312, 6620, 6640, 10592, 10624, 13240, 13280, 21184, 21248, 26480, 26560, 27473, 42368, 42496, 52960, 53120, 54946, 84736, 84992, 105920, 106240, 109892, 137365, 169472, 211840, 212480, 219784, 274730, 338944, 423680, 424960, 439568, 549460, 847360, 879136, 1098920, 1694720, 1758272, 2197840, 3516544, 4395680, 7033088, 8791360, 14066176, 17582720, 28132352, 35165440, 70330880, 140661760]

約数ペア:

[(1, 140661760), (2, 70330880), (4, 35165440), (5, 28132352), (8, 17582720), (10, 14066176), (16, 8791360), (20, 7033088), (32, 4395680), (40, 3516544), (64, 2197840), (80, 1758272), (83, 1694720), (128, 1098920), (160, 879136), (166, 847360), (256, 549460), (320, 439568), (331, 424960), (332, 423680), (415, 338944), (512, 274730), (640, 219784), (662, 212480), (664, 211840), (830, 169472), (1024, 137365), (1280, 109892), (1324, 106240), (1328, 105920), (1655, 84992), (1660, 84736), (2560, 54946), (2648, 53120), (2656, 52960), (3310, 42496), (3320, 42368), (5120, 27473), (5296, 26560), (5312, 26480), (6620, 21248), (6640, 21184), (10592, 13280), (10624, 13240)]