201390720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{104891}}^1$

素因数の和:104913

約数の個数: 64

約数和(自身を含む): 641939040

約数和(自身を除く): 440548320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 104891, 209782, 314673, 419564, 524455, 629346, 839128, 1048910, 1258692, 1573365, 1678256, 2097820, 2517384, 3146730, 3356512, 4195640, 5034768, 6293460, 6713024, 8391280, 10069536, 12586920, 13426048, 16782560, 20139072, 25173840, 33565120, 40278144, 50347680, 67130240, 100695360, 201390720]

約数ペア:

[(1, 201390720), (2, 100695360), (3, 67130240), (4, 50347680), (5, 40278144), (6, 33565120), (8, 25173840), (10, 20139072), (12, 16782560), (15, 13426048), (16, 12586920), (20, 10069536), (24, 8391280), (30, 6713024), (32, 6293460), (40, 5034768), (48, 4195640), (60, 3356512), (64, 3146730), (80, 2517384), (96, 2097820), (120, 1678256), (128, 1573365), (160, 1258692), (192, 1048910), (240, 839128), (320, 629346), (384, 524455), (480, 419564), (640, 314673), (960, 209782), (1920, 104891)]