145859840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 406576128

約数和(自身を除く): 260716288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 223, 224, 256, 280, 292, 320, 365, 446, 448, 511, 560, 584, 640, 730, 892, 896, 1022, 1115, 1120, 1168, 1280, 1460, 1561, 1784, 1792, 2044, 2230, 2240, 2336, 2555, 2920, 3122, 3568, 4088, 4460, 4480, 4672, 5110, 5840, 6244, 7136, 7805, 8176, 8920, 8960, 9344, 10220, 11680, 12488, 14272, 15610, 16279, 16352, 17840, 18688, 20440, 23360, 24976, 28544, 31220, 32558, 32704, 35680, 40880, 46720, 49952, 57088, 62440, 65116, 65408, 71360, 81395, 81760, 93440, 99904, 113953, 124880, 130232, 130816, 142720, 162790, 163520, 199808, 227906, 249760, 260464, 285440, 325580, 327040, 399616, 455812, 499520, 520928, 569765, 651160, 654080, 911624, 999040, 1041856, 1139530, 1302320, 1823248, 1998080, 2083712, 2279060, 2604640, 3646496, 4167424, 4558120, 5209280, 7292992, 9116240, 10418560, 14585984, 18232480, 20837120, 29171968, 36464960, 72929920, 145859840]

約数ペア:

[(1, 145859840), (2, 72929920), (4, 36464960), (5, 29171968), (7, 20837120), (8, 18232480), (10, 14585984), (14, 10418560), (16, 9116240), (20, 7292992), (28, 5209280), (32, 4558120), (35, 4167424), (40, 3646496), (56, 2604640), (64, 2279060), (70, 2083712), (73, 1998080), (80, 1823248), (112, 1302320), (128, 1139530), (140, 1041856), (146, 999040), (160, 911624), (223, 654080), (224, 651160), (256, 569765), (280, 520928), (292, 499520), (320, 455812), (365, 399616), (446, 327040), (448, 325580), (511, 285440), (560, 260464), (584, 249760), (640, 227906), (730, 199808), (892, 163520), (896, 162790), (1022, 142720), (1115, 130816), (1120, 130232), (1168, 124880), (1280, 113953), (1460, 99904), (1561, 93440), (1784, 81760), (1792, 81395), (2044, 71360), (2230, 65408), (2240, 65116), (2336, 62440), (2555, 57088), (2920, 49952), (3122, 46720), (3568, 40880), (4088, 35680), (4460, 32704), (4480, 32558), (4672, 31220), (5110, 28544), (5840, 24976), (6244, 23360), (7136, 20440), (7805, 18688), (8176, 17840), (8920, 16352), (8960, 16279), (9344, 15610), (10220, 14272), (11680, 12488)]