73808840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 202037760

約数和(自身を除く): 128228920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 73, 92, 115, 140, 146, 157, 161, 184, 230, 280, 292, 314, 322, 365, 460, 511, 584, 628, 644, 730, 785, 805, 920, 1022, 1099, 1256, 1288, 1460, 1570, 1610, 1679, 2044, 2198, 2555, 2920, 3140, 3220, 3358, 3611, 4088, 4396, 5110, 5495, 6280, 6440, 6716, 7222, 8395, 8792, 10220, 10990, 11461, 11753, 13432, 14444, 16790, 18055, 20440, 21980, 22922, 23506, 25277, 28888, 33580, 36110, 43960, 45844, 47012, 50554, 57305, 58765, 67160, 72220, 80227, 91688, 94024, 101108, 114610, 117530, 126385, 144440, 160454, 202216, 229220, 235060, 252770, 263603, 320908, 401135, 458440, 470120, 505540, 527206, 641816, 802270, 1011080, 1054412, 1318015, 1604540, 1845221, 2108824, 2636030, 3209080, 3690442, 5272060, 7380884, 9226105, 10544120, 14761768, 18452210, 36904420, 73808840]

約数ペア:

[(1, 73808840), (2, 36904420), (4, 18452210), (5, 14761768), (7, 10544120), (8, 9226105), (10, 7380884), (14, 5272060), (20, 3690442), (23, 3209080), (28, 2636030), (35, 2108824), (40, 1845221), (46, 1604540), (56, 1318015), (70, 1054412), (73, 1011080), (92, 802270), (115, 641816), (140, 527206), (146, 505540), (157, 470120), (161, 458440), (184, 401135), (230, 320908), (280, 263603), (292, 252770), (314, 235060), (322, 229220), (365, 202216), (460, 160454), (511, 144440), (584, 126385), (628, 117530), (644, 114610), (730, 101108), (785, 94024), (805, 91688), (920, 80227), (1022, 72220), (1099, 67160), (1256, 58765), (1288, 57305), (1460, 50554), (1570, 47012), (1610, 45844), (1679, 43960), (2044, 36110), (2198, 33580), (2555, 28888), (2920, 25277), (3140, 23506), (3220, 22922), (3358, 21980), (3611, 20440), (4088, 18055), (4396, 16790), (5110, 14444), (5495, 13432), (6280, 11753), (6440, 11461), (6716, 10990), (7222, 10220), (8395, 8792)]