278978160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1$

素因数の和:811

約数の個数: 160

約数和(自身を含む): 926137152

約数和(自身を除く): 647158992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 101, 102, 120, 136, 170, 202, 204, 240, 255, 272, 303, 340, 404, 408, 505, 510, 606, 677, 680, 808, 816, 1010, 1020, 1212, 1354, 1360, 1515, 1616, 1717, 2020, 2031, 2040, 2424, 2708, 3030, 3385, 3434, 4040, 4062, 4080, 4848, 5151, 5416, 6060, 6770, 6868, 8080, 8124, 8585, 10155, 10302, 10832, 11509, 12120, 13540, 13736, 16248, 17170, 20310, 20604, 23018, 24240, 25755, 27080, 27472, 32496, 34340, 34527, 40620, 41208, 46036, 51510, 54160, 57545, 68377, 68680, 69054, 81240, 82416, 92072, 103020, 115090, 136754, 137360, 138108, 162480, 172635, 184144, 205131, 206040, 230180, 273508, 276216, 341885, 345270, 410262, 412080, 460360, 547016, 552432, 683770, 690540, 820524, 920720, 1025655, 1094032, 1162409, 1367540, 1381080, 1641048, 2051310, 2324818, 2735080, 2762160, 3282096, 3487227, 4102620, 4649636, 5470160, 5812045, 6974454, 8205240, 9299272, 11624090, 13948908, 16410480, 17436135, 18598544, 23248180, 27897816, 34872270, 46496360, 55795632, 69744540, 92992720, 139489080, 278978160]

約数ペア:

[(1, 278978160), (2, 139489080), (3, 92992720), (4, 69744540), (5, 55795632), (6, 46496360), (8, 34872270), (10, 27897816), (12, 23248180), (15, 18598544), (16, 17436135), (17, 16410480), (20, 13948908), (24, 11624090), (30, 9299272), (34, 8205240), (40, 6974454), (48, 5812045), (51, 5470160), (60, 4649636), (68, 4102620), (80, 3487227), (85, 3282096), (101, 2762160), (102, 2735080), (120, 2324818), (136, 2051310), (170, 1641048), (202, 1381080), (204, 1367540), (240, 1162409), (255, 1094032), (272, 1025655), (303, 920720), (340, 820524), (404, 690540), (408, 683770), (505, 552432), (510, 547016), (606, 460360), (677, 412080), (680, 410262), (808, 345270), (816, 341885), (1010, 276216), (1020, 273508), (1212, 230180), (1354, 206040), (1360, 205131), (1515, 184144), (1616, 172635), (1717, 162480), (2020, 138108), (2031, 137360), (2040, 136754), (2424, 115090), (2708, 103020), (3030, 92072), (3385, 82416), (3434, 81240), (4040, 69054), (4062, 68680), (4080, 68377), (4848, 57545), (5151, 54160), (5416, 51510), (6060, 46036), (6770, 41208), (6868, 40620), (8080, 34527), (8124, 34340), (8585, 32496), (10155, 27472), (10302, 27080), (10832, 25755), (11509, 24240), (12120, 23018), (13540, 20604), (13736, 20310), (16248, 17170)]