80896980

素因数分解:

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

素因数の和:158

約数の個数: 144

約数和(自身を含む): 248234112

約数和(自身を除く): 167337132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 61, 62, 69, 92, 93, 115, 122, 124, 138, 155, 183, 186, 230, 244, 276, 305, 310, 345, 366, 372, 460, 465, 610, 620, 690, 713, 732, 915, 930, 961, 1220, 1380, 1403, 1426, 1830, 1860, 1891, 1922, 2139, 2806, 2852, 2883, 3565, 3660, 3782, 3844, 4209, 4278, 4805, 5612, 5673, 5766, 7015, 7130, 7564, 8418, 8556, 9455, 9610, 10695, 11346, 11532, 14030, 14260, 14415, 16836, 18910, 19220, 21045, 21390, 22103, 22692, 28060, 28365, 28830, 37820, 42090, 42780, 43493, 44206, 56730, 57660, 58621, 66309, 84180, 86986, 88412, 110515, 113460, 117242, 130479, 132618, 173972, 175863, 217465, 221030, 234484, 260958, 265236, 293105, 331545, 351726, 434930, 442060, 521916, 586210, 652395, 663090, 703452, 869860, 879315, 1172420, 1304790, 1326180, 1348283, 1758630, 2609580, 2696566, 3517260, 4044849, 5393132, 6741415, 8089698, 13482830, 16179396, 20224245, 26965660, 40448490, 80896980]

約数ペア:

[(1, 80896980), (2, 40448490), (3, 26965660), (4, 20224245), (5, 16179396), (6, 13482830), (10, 8089698), (12, 6741415), (15, 5393132), (20, 4044849), (23, 3517260), (30, 2696566), (31, 2609580), (46, 1758630), (60, 1348283), (61, 1326180), (62, 1304790), (69, 1172420), (92, 879315), (93, 869860), (115, 703452), (122, 663090), (124, 652395), (138, 586210), (155, 521916), (183, 442060), (186, 434930), (230, 351726), (244, 331545), (276, 293105), (305, 265236), (310, 260958), (345, 234484), (366, 221030), (372, 217465), (460, 175863), (465, 173972), (610, 132618), (620, 130479), (690, 117242), (713, 113460), (732, 110515), (915, 88412), (930, 86986), (961, 84180), (1220, 66309), (1380, 58621), (1403, 57660), (1426, 56730), (1830, 44206), (1860, 43493), (1891, 42780), (1922, 42090), (2139, 37820), (2806, 28830), (2852, 28365), (2883, 28060), (3565, 22692), (3660, 22103), (3782, 21390), (3844, 21045), (4209, 19220), (4278, 18910), (4805, 16836), (5612, 14415), (5673, 14260), (5766, 14030), (7015, 11532), (7130, 11346), (7564, 10695), (8418, 9610), (8556, 9455)]