164943390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 405456192

約数和(自身を除く): 240512802

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 173, 183, 305, 346, 366, 519, 521, 610, 865, 915, 1038, 1042, 1563, 1730, 1830, 2595, 2605, 3126, 5190, 5210, 7815, 10553, 15630, 21106, 31659, 31781, 52765, 63318, 63562, 90133, 95343, 105530, 158295, 158905, 180266, 190686, 270399, 316590, 317810, 450665, 476715, 540798, 901330, 953430, 1351995, 2703990, 5498113, 10996226, 16494339, 27490565, 32988678, 54981130, 82471695, 164943390]

約数ペア:

[(1, 164943390), (2, 82471695), (3, 54981130), (5, 32988678), (6, 27490565), (10, 16494339), (15, 10996226), (30, 5498113), (61, 2703990), (122, 1351995), (173, 953430), (183, 901330), (305, 540798), (346, 476715), (366, 450665), (519, 317810), (521, 316590), (610, 270399), (865, 190686), (915, 180266), (1038, 158905), (1042, 158295), (1563, 105530), (1730, 95343), (1830, 90133), (2595, 63562), (2605, 63318), (3126, 52765), (5190, 31781), (5210, 31659), (7815, 21106), (10553, 15630)]