42303420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1181}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 129074400

約数和(自身を除く): 86770980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1181, 1194, 1791, 1990, 2362, 2388, 2985, 3543, 3582, 3980, 4724, 5905, 5970, 7086, 7164, 8955, 10629, 11810, 11940, 14172, 17715, 17910, 21258, 23620, 35430, 35820, 42516, 53145, 70860, 106290, 212580, 235019, 470038, 705057, 940076, 1175095, 1410114, 2115171, 2350190, 2820228, 3525285, 4230342, 4700380, 7050570, 8460684, 10575855, 14101140, 21151710, 42303420]

約数ペア:

[(1, 42303420), (2, 21151710), (3, 14101140), (4, 10575855), (5, 8460684), (6, 7050570), (9, 4700380), (10, 4230342), (12, 3525285), (15, 2820228), (18, 2350190), (20, 2115171), (30, 1410114), (36, 1175095), (45, 940076), (60, 705057), (90, 470038), (180, 235019), (199, 212580), (398, 106290), (597, 70860), (796, 53145), (995, 42516), (1181, 35820), (1194, 35430), (1791, 23620), (1990, 21258), (2362, 17910), (2388, 17715), (2985, 14172), (3543, 11940), (3582, 11810), (3980, 10629), (4724, 8955), (5905, 7164), (5970, 7086)]