128747040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{743}}^1$

素因数の和:799

約数の個数: 144

約数和(自身を含む): 428597568

約数和(自身を除く): 299850528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 743, 760, 912, 1083, 1140, 1444, 1486, 1520, 1805, 1824, 2166, 2229, 2280, 2888, 2972, 3040, 3610, 3715, 4332, 4458, 4560, 5415, 5776, 5944, 7220, 7430, 8664, 8916, 9120, 10830, 11145, 11552, 11888, 14117, 14440, 14860, 17328, 17832, 21660, 22290, 23776, 28234, 28880, 29720, 34656, 35664, 42351, 43320, 44580, 56468, 57760, 59440, 70585, 71328, 84702, 86640, 89160, 112936, 118880, 141170, 169404, 173280, 178320, 211755, 225872, 268223, 282340, 338808, 356640, 423510, 451744, 536446, 564680, 677616, 804669, 847020, 1072892, 1129360, 1341115, 1355232, 1609338, 1694040, 2145784, 2258720, 2682230, 3218676, 3388080, 4023345, 4291568, 5364460, 6437352, 6776160, 8046690, 8583136, 10728920, 12874704, 16093380, 21457840, 25749408, 32186760, 42915680, 64373520, 128747040]

約数ペア:

[(1, 128747040), (2, 64373520), (3, 42915680), (4, 32186760), (5, 25749408), (6, 21457840), (8, 16093380), (10, 12874704), (12, 10728920), (15, 8583136), (16, 8046690), (19, 6776160), (20, 6437352), (24, 5364460), (30, 4291568), (32, 4023345), (38, 3388080), (40, 3218676), (48, 2682230), (57, 2258720), (60, 2145784), (76, 1694040), (80, 1609338), (95, 1355232), (96, 1341115), (114, 1129360), (120, 1072892), (152, 847020), (160, 804669), (190, 677616), (228, 564680), (240, 536446), (285, 451744), (304, 423510), (361, 356640), (380, 338808), (456, 282340), (480, 268223), (570, 225872), (608, 211755), (722, 178320), (743, 173280), (760, 169404), (912, 141170), (1083, 118880), (1140, 112936), (1444, 89160), (1486, 86640), (1520, 84702), (1805, 71328), (1824, 70585), (2166, 59440), (2229, 57760), (2280, 56468), (2888, 44580), (2972, 43320), (3040, 42351), (3610, 35664), (3715, 34656), (4332, 29720), (4458, 28880), (4560, 28234), (5415, 23776), (5776, 22290), (5944, 21660), (7220, 17832), (7430, 17328), (8664, 14860), (8916, 14440), (9120, 14117), (10830, 11888), (11145, 11552)]