15705465740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1\times {\mathrm{1489}}^1$

素因数の和:2235

約数の個数: 96

約数和(自身を含む): 35640561600

約数和(自身を除く): 19935095860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 677, 779, 820, 1354, 1489, 1558, 2708, 2978, 3116, 3385, 3895, 5956, 6770, 7445, 7790, 12863, 13540, 14890, 15580, 25726, 27757, 28291, 29780, 51452, 55514, 56582, 61049, 64315, 111028, 113164, 122098, 128630, 138785, 141455, 244196, 257260, 277570, 282910, 305245, 527383, 555140, 565820, 610490, 1008053, 1054766, 1159931, 1220980, 2016106, 2109532, 2319862, 2636915, 4032212, 4639724, 5040265, 5273830, 5799655, 10080530, 10547660, 11599310, 19153007, 20161060, 23198620, 38306014, 41330173, 76612028, 82660346, 95765035, 165320692, 191530070, 206650865, 383060140, 413301730, 785273287, 826603460, 1570546574, 3141093148, 3926366435, 7852732870, 15705465740]

約数ペア:

[(1, 15705465740), (2, 7852732870), (4, 3926366435), (5, 3141093148), (10, 1570546574), (19, 826603460), (20, 785273287), (38, 413301730), (41, 383060140), (76, 206650865), (82, 191530070), (95, 165320692), (164, 95765035), (190, 82660346), (205, 76612028), (380, 41330173), (410, 38306014), (677, 23198620), (779, 20161060), (820, 19153007), (1354, 11599310), (1489, 10547660), (1558, 10080530), (2708, 5799655), (2978, 5273830), (3116, 5040265), (3385, 4639724), (3895, 4032212), (5956, 2636915), (6770, 2319862), (7445, 2109532), (7790, 2016106), (12863, 1220980), (13540, 1159931), (14890, 1054766), (15580, 1008053), (25726, 610490), (27757, 565820), (28291, 555140), (29780, 527383), (51452, 305245), (55514, 282910), (56582, 277570), (61049, 257260), (64315, 244196), (111028, 141455), (113164, 138785), (122098, 128630)]