72437720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 167443200

約数和(自身を除く): 95005480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 151, 179, 268, 302, 335, 358, 536, 604, 670, 716, 755, 895, 1208, 1340, 1432, 1510, 1790, 2680, 3020, 3580, 6040, 7160, 10117, 11993, 20234, 23986, 27029, 40468, 47972, 50585, 54058, 59965, 80936, 95944, 101170, 108116, 119930, 135145, 202340, 216232, 239860, 270290, 404680, 479720, 540580, 1081160, 1810943, 3621886, 7243772, 9054715, 14487544, 18109430, 36218860, 72437720]

約数ペア:

[(1, 72437720), (2, 36218860), (4, 18109430), (5, 14487544), (8, 9054715), (10, 7243772), (20, 3621886), (40, 1810943), (67, 1081160), (134, 540580), (151, 479720), (179, 404680), (268, 270290), (302, 239860), (335, 216232), (358, 202340), (536, 135145), (604, 119930), (670, 108116), (716, 101170), (755, 95944), (895, 80936), (1208, 59965), (1340, 54058), (1432, 50585), (1510, 47972), (1790, 40468), (2680, 27029), (3020, 23986), (3580, 20234), (6040, 11993), (7160, 10117)]