31113360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 120

約数和(自身を含む): 106005120

約数和(自身を除く): 74891760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 547, 632, 711, 720, 790, 948, 1094, 1185, 1264, 1422, 1580, 1641, 1896, 2188, 2370, 2735, 2844, 3160, 3282, 3555, 3792, 4376, 4740, 4923, 5470, 5688, 6320, 6564, 7110, 8205, 8752, 9480, 9846, 10940, 11376, 13128, 14220, 16410, 18960, 19692, 21880, 24615, 26256, 28440, 32820, 39384, 43213, 43760, 49230, 56880, 65640, 78768, 86426, 98460, 129639, 131280, 172852, 196920, 216065, 259278, 345704, 388917, 393840, 432130, 518556, 648195, 691408, 777834, 864260, 1037112, 1296390, 1555668, 1728520, 1944585, 2074224, 2592780, 3111336, 3457040, 3889170, 5185560, 6222672, 7778340, 10371120, 15556680, 31113360]

約数ペア:

[(1, 31113360), (2, 15556680), (3, 10371120), (4, 7778340), (5, 6222672), (6, 5185560), (8, 3889170), (9, 3457040), (10, 3111336), (12, 2592780), (15, 2074224), (16, 1944585), (18, 1728520), (20, 1555668), (24, 1296390), (30, 1037112), (36, 864260), (40, 777834), (45, 691408), (48, 648195), (60, 518556), (72, 432130), (79, 393840), (80, 388917), (90, 345704), (120, 259278), (144, 216065), (158, 196920), (180, 172852), (237, 131280), (240, 129639), (316, 98460), (360, 86426), (395, 78768), (474, 65640), (547, 56880), (632, 49230), (711, 43760), (720, 43213), (790, 39384), (948, 32820), (1094, 28440), (1185, 26256), (1264, 24615), (1422, 21880), (1580, 19692), (1641, 18960), (1896, 16410), (2188, 14220), (2370, 13128), (2735, 11376), (2844, 10940), (3160, 9846), (3282, 9480), (3555, 8752), (3792, 8205), (4376, 7110), (4740, 6564), (4923, 6320), (5470, 5688)]