8750640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 28913328

約数和(自身を除く): 20162688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 101, 114, 120, 152, 190, 202, 228, 240, 285, 303, 304, 361, 380, 404, 456, 505, 570, 606, 722, 760, 808, 912, 1010, 1083, 1140, 1212, 1444, 1515, 1520, 1616, 1805, 1919, 2020, 2166, 2280, 2424, 2888, 3030, 3610, 3838, 4040, 4332, 4560, 4848, 5415, 5757, 5776, 6060, 7220, 7676, 8080, 8664, 9595, 10830, 11514, 12120, 14440, 15352, 17328, 19190, 21660, 23028, 24240, 28785, 28880, 30704, 36461, 38380, 43320, 46056, 57570, 72922, 76760, 86640, 92112, 109383, 115140, 145844, 153520, 182305, 218766, 230280, 291688, 364610, 437532, 460560, 546915, 583376, 729220, 875064, 1093830, 1458440, 1750128, 2187660, 2916880, 4375320, 8750640]

約数ペア:

[(1, 8750640), (2, 4375320), (3, 2916880), (4, 2187660), (5, 1750128), (6, 1458440), (8, 1093830), (10, 875064), (12, 729220), (15, 583376), (16, 546915), (19, 460560), (20, 437532), (24, 364610), (30, 291688), (38, 230280), (40, 218766), (48, 182305), (57, 153520), (60, 145844), (76, 115140), (80, 109383), (95, 92112), (101, 86640), (114, 76760), (120, 72922), (152, 57570), (190, 46056), (202, 43320), (228, 38380), (240, 36461), (285, 30704), (303, 28880), (304, 28785), (361, 24240), (380, 23028), (404, 21660), (456, 19190), (505, 17328), (570, 15352), (606, 14440), (722, 12120), (760, 11514), (808, 10830), (912, 9595), (1010, 8664), (1083, 8080), (1140, 7676), (1212, 7220), (1444, 6060), (1515, 5776), (1520, 5757), (1616, 5415), (1805, 4848), (1919, 4560), (2020, 4332), (2166, 4040), (2280, 3838), (2424, 3610), (2888, 3030)]