17917830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 144

約数和(自身を含む): 57620160

約数和(自身を除く): 39702330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 239, 245, 255, 294, 306, 315, 357, 441, 478, 490, 510, 595, 630, 714, 717, 735, 765, 833, 882, 1071, 1190, 1195, 1434, 1470, 1530, 1666, 1673, 1785, 2142, 2151, 2205, 2390, 2499, 3346, 3570, 3585, 4063, 4165, 4302, 4410, 4998, 5019, 5355, 7170, 7497, 8126, 8330, 8365, 10038, 10710, 10755, 11711, 12189, 12495, 14994, 15057, 16730, 20315, 21510, 23422, 24378, 24990, 25095, 28441, 30114, 35133, 36567, 37485, 40630, 50190, 56882, 58555, 60945, 70266, 73134, 74970, 75285, 85323, 105399, 117110, 121890, 142205, 150570, 170646, 175665, 182835, 199087, 210798, 255969, 284410, 351330, 365670, 398174, 426615, 511938, 526995, 597261, 853230, 995435, 1053990, 1194522, 1279845, 1791783, 1990870, 2559690, 2986305, 3583566, 5972610, 8958915, 17917830]

約数ペア:

[(1, 17917830), (2, 8958915), (3, 5972610), (5, 3583566), (6, 2986305), (7, 2559690), (9, 1990870), (10, 1791783), (14, 1279845), (15, 1194522), (17, 1053990), (18, 995435), (21, 853230), (30, 597261), (34, 526995), (35, 511938), (42, 426615), (45, 398174), (49, 365670), (51, 351330), (63, 284410), (70, 255969), (85, 210798), (90, 199087), (98, 182835), (102, 175665), (105, 170646), (119, 150570), (126, 142205), (147, 121890), (153, 117110), (170, 105399), (210, 85323), (238, 75285), (239, 74970), (245, 73134), (255, 70266), (294, 60945), (306, 58555), (315, 56882), (357, 50190), (441, 40630), (478, 37485), (490, 36567), (510, 35133), (595, 30114), (630, 28441), (714, 25095), (717, 24990), (735, 24378), (765, 23422), (833, 21510), (882, 20315), (1071, 16730), (1190, 15057), (1195, 14994), (1434, 12495), (1470, 12189), (1530, 11711), (1666, 10755), (1673, 10710), (1785, 10038), (2142, 8365), (2151, 8330), (2205, 8126), (2390, 7497), (2499, 7170), (3346, 5355), (3570, 5019), (3585, 4998), (4063, 4410), (4165, 4302)]