349767440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1629

約数の個数: 120

約数和(自身を含む): 933315264

約数和(自身を除く): 583547824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 176, 184, 220, 230, 242, 253, 368, 440, 460, 484, 506, 605, 880, 920, 968, 1012, 1210, 1265, 1571, 1840, 1936, 2024, 2420, 2530, 2783, 3142, 4048, 4840, 5060, 5566, 6284, 7855, 9680, 10120, 11132, 12568, 13915, 15710, 17281, 20240, 22264, 25136, 27830, 31420, 34562, 36133, 44528, 55660, 62840, 69124, 72266, 86405, 111320, 125680, 138248, 144532, 172810, 180665, 190091, 222640, 276496, 289064, 345620, 361330, 380182, 397463, 578128, 691240, 722660, 760364, 794926, 950455, 1382480, 1445320, 1520728, 1589852, 1900910, 1987315, 2890640, 3041456, 3179704, 3801820, 3974630, 4372093, 6359408, 7603640, 7949260, 8744186, 15207280, 15898520, 17488372, 21860465, 31797040, 34976744, 43720930, 69953488, 87441860, 174883720, 349767440]

約数ペア:

[(1, 349767440), (2, 174883720), (4, 87441860), (5, 69953488), (8, 43720930), (10, 34976744), (11, 31797040), (16, 21860465), (20, 17488372), (22, 15898520), (23, 15207280), (40, 8744186), (44, 7949260), (46, 7603640), (55, 6359408), (80, 4372093), (88, 3974630), (92, 3801820), (110, 3179704), (115, 3041456), (121, 2890640), (176, 1987315), (184, 1900910), (220, 1589852), (230, 1520728), (242, 1445320), (253, 1382480), (368, 950455), (440, 794926), (460, 760364), (484, 722660), (506, 691240), (605, 578128), (880, 397463), (920, 380182), (968, 361330), (1012, 345620), (1210, 289064), (1265, 276496), (1571, 222640), (1840, 190091), (1936, 180665), (2024, 172810), (2420, 144532), (2530, 138248), (2783, 125680), (3142, 111320), (4048, 86405), (4840, 72266), (5060, 69124), (5566, 62840), (6284, 55660), (7855, 44528), (9680, 36133), (10120, 34562), (11132, 31420), (12568, 27830), (13915, 25136), (15710, 22264), (17281, 20240)]