15606640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 44327520

約数和(自身を除く): 28720880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 406, 434, 464, 496, 560, 580, 620, 812, 868, 899, 961, 1015, 1085, 1160, 1240, 1624, 1736, 1798, 1922, 2030, 2170, 2320, 2480, 3248, 3472, 3596, 3844, 4060, 4340, 4495, 4805, 6293, 6727, 7192, 7688, 8120, 8680, 8990, 9610, 12586, 13454, 14384, 15376, 16240, 17360, 17980, 19220, 25172, 26908, 27869, 31465, 33635, 35960, 38440, 50344, 53816, 55738, 62930, 67270, 71920, 76880, 100688, 107632, 111476, 125860, 134540, 139345, 195083, 222952, 251720, 269080, 278690, 390166, 445904, 503440, 538160, 557380, 780332, 975415, 1114760, 1560664, 1950830, 2229520, 3121328, 3901660, 7803320, 15606640]

約数ペア:

[(1, 15606640), (2, 7803320), (4, 3901660), (5, 3121328), (7, 2229520), (8, 1950830), (10, 1560664), (14, 1114760), (16, 975415), (20, 780332), (28, 557380), (29, 538160), (31, 503440), (35, 445904), (40, 390166), (56, 278690), (58, 269080), (62, 251720), (70, 222952), (80, 195083), (112, 139345), (116, 134540), (124, 125860), (140, 111476), (145, 107632), (155, 100688), (203, 76880), (217, 71920), (232, 67270), (248, 62930), (280, 55738), (290, 53816), (310, 50344), (406, 38440), (434, 35960), (464, 33635), (496, 31465), (560, 27869), (580, 26908), (620, 25172), (812, 19220), (868, 17980), (899, 17360), (961, 16240), (1015, 15376), (1085, 14384), (1160, 13454), (1240, 12586), (1624, 9610), (1736, 8990), (1798, 8680), (1922, 8120), (2030, 7688), (2170, 7192), (2320, 6727), (2480, 6293), (3248, 4805), (3472, 4495), (3596, 4340), (3844, 4060)]