248927360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1910

約数の個数: 128

約数和(自身を含む): 683726400

約数和(自身を除く): 434799040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1408, 1520, 1672, 1760, 1861, 2090, 2432, 3040, 3344, 3520, 3722, 4180, 6080, 6688, 7040, 7444, 8360, 9305, 12160, 13376, 14888, 16720, 18610, 20471, 26752, 29776, 33440, 35359, 37220, 40942, 59552, 66880, 70718, 74440, 81884, 102355, 119104, 133760, 141436, 148880, 163768, 176795, 204710, 238208, 282872, 297760, 327536, 353590, 388949, 409420, 565744, 595520, 655072, 707180, 777898, 818840, 1131488, 1191040, 1310144, 1414360, 1555796, 1637680, 1944745, 2262976, 2620288, 2828720, 3111592, 3275360, 3889490, 4525952, 5657440, 6223184, 6550720, 7778980, 11314880, 12446368, 13101440, 15557960, 22629760, 24892736, 31115920, 49785472, 62231840, 124463680, 248927360]

約数ペア:

[(1, 248927360), (2, 124463680), (4, 62231840), (5, 49785472), (8, 31115920), (10, 24892736), (11, 22629760), (16, 15557960), (19, 13101440), (20, 12446368), (22, 11314880), (32, 7778980), (38, 6550720), (40, 6223184), (44, 5657440), (55, 4525952), (64, 3889490), (76, 3275360), (80, 3111592), (88, 2828720), (95, 2620288), (110, 2262976), (128, 1944745), (152, 1637680), (160, 1555796), (176, 1414360), (190, 1310144), (209, 1191040), (220, 1131488), (304, 818840), (320, 777898), (352, 707180), (380, 655072), (418, 595520), (440, 565744), (608, 409420), (640, 388949), (704, 353590), (760, 327536), (836, 297760), (880, 282872), (1045, 238208), (1216, 204710), (1408, 176795), (1520, 163768), (1672, 148880), (1760, 141436), (1861, 133760), (2090, 119104), (2432, 102355), (3040, 81884), (3344, 74440), (3520, 70718), (3722, 66880), (4180, 59552), (6080, 40942), (6688, 37220), (7040, 35359), (7444, 33440), (8360, 29776), (9305, 26752), (12160, 20471), (13376, 18610), (14888, 16720)]