133751440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 327264768

約数和(自身を除く): 193513328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 230, 314, 368, 460, 463, 628, 785, 920, 926, 1256, 1570, 1840, 1852, 2315, 2512, 3140, 3611, 3704, 4630, 6280, 7222, 7408, 9260, 10649, 12560, 14444, 18055, 18520, 21298, 28888, 36110, 37040, 42596, 53245, 57776, 72220, 72691, 85192, 106490, 144440, 145382, 170384, 212980, 288880, 290764, 363455, 425960, 581528, 726910, 851920, 1163056, 1453820, 1671893, 2907640, 3343786, 5815280, 6687572, 8359465, 13375144, 16718930, 26750288, 33437860, 66875720, 133751440]

約数ペア:

[(1, 133751440), (2, 66875720), (4, 33437860), (5, 26750288), (8, 16718930), (10, 13375144), (16, 8359465), (20, 6687572), (23, 5815280), (40, 3343786), (46, 2907640), (80, 1671893), (92, 1453820), (115, 1163056), (157, 851920), (184, 726910), (230, 581528), (314, 425960), (368, 363455), (460, 290764), (463, 288880), (628, 212980), (785, 170384), (920, 145382), (926, 144440), (1256, 106490), (1570, 85192), (1840, 72691), (1852, 72220), (2315, 57776), (2512, 53245), (3140, 42596), (3611, 37040), (3704, 36110), (4630, 28888), (6280, 21298), (7222, 18520), (7408, 18055), (9260, 14444), (10649, 12560)]