40448490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 106386048

約数和(自身を除く): 65937558

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 61, 62, 69, 93, 115, 122, 138, 155, 183, 186, 230, 305, 310, 345, 366, 465, 610, 690, 713, 915, 930, 961, 1403, 1426, 1830, 1891, 1922, 2139, 2806, 2883, 3565, 3782, 4209, 4278, 4805, 5673, 5766, 7015, 7130, 8418, 9455, 9610, 10695, 11346, 14030, 14415, 18910, 21045, 21390, 22103, 28365, 28830, 42090, 43493, 44206, 56730, 58621, 66309, 86986, 110515, 117242, 130479, 132618, 175863, 217465, 221030, 260958, 293105, 331545, 351726, 434930, 586210, 652395, 663090, 879315, 1304790, 1348283, 1758630, 2696566, 4044849, 6741415, 8089698, 13482830, 20224245, 40448490]

約数ペア:

[(1, 40448490), (2, 20224245), (3, 13482830), (5, 8089698), (6, 6741415), (10, 4044849), (15, 2696566), (23, 1758630), (30, 1348283), (31, 1304790), (46, 879315), (61, 663090), (62, 652395), (69, 586210), (93, 434930), (115, 351726), (122, 331545), (138, 293105), (155, 260958), (183, 221030), (186, 217465), (230, 175863), (305, 132618), (310, 130479), (345, 117242), (366, 110515), (465, 86986), (610, 66309), (690, 58621), (713, 56730), (915, 44206), (930, 43493), (961, 42090), (1403, 28830), (1426, 28365), (1830, 22103), (1891, 21390), (1922, 21045), (2139, 18910), (2806, 14415), (2883, 14030), (3565, 11346), (3782, 10695), (4209, 9610), (4278, 9455), (4805, 8418), (5673, 7130), (5766, 7015)]