31905510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 101191680

約数和(自身を除く): 69286170

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 29, 30, 31, 35, 39, 42, 58, 62, 65, 70, 78, 87, 91, 93, 105, 130, 145, 155, 169, 174, 182, 186, 195, 203, 210, 217, 273, 290, 310, 338, 377, 390, 403, 406, 434, 435, 455, 465, 507, 546, 609, 651, 754, 806, 845, 870, 899, 910, 930, 1014, 1015, 1085, 1131, 1183, 1209, 1218, 1302, 1365, 1690, 1798, 1885, 2015, 2030, 2170, 2262, 2366, 2418, 2535, 2639, 2697, 2730, 2821, 3045, 3255, 3549, 3770, 4030, 4495, 4901, 5070, 5239, 5278, 5394, 5642, 5655, 5915, 6045, 6090, 6293, 6510, 7098, 7917, 8463, 8990, 9802, 10478, 11310, 11687, 11830, 12090, 12586, 13195, 13485, 14105, 14703, 15717, 15834, 16926, 17745, 18879, 23374, 24505, 26195, 26390, 26970, 28210, 29406, 31434, 31465, 34307, 35061, 35490, 36673, 37758, 39585, 42315, 49010, 52390, 58435, 62930, 68614, 70122, 73346, 73515, 78585, 79170, 81809, 84630, 94395, 102921, 110019, 116870, 147030, 151931, 157170, 163618, 171535, 175305, 183365, 188790, 205842, 220038, 245427, 303862, 343070, 350610, 366730, 409045, 455793, 490854, 514605, 550095, 759655, 818090, 911586, 1029210, 1063517, 1100190, 1227135, 1519310, 2127034, 2278965, 2454270, 3190551, 4557930, 5317585, 6381102, 10635170, 15952755, 31905510]

約数ペア:

[(1, 31905510), (2, 15952755), (3, 10635170), (5, 6381102), (6, 5317585), (7, 4557930), (10, 3190551), (13, 2454270), (14, 2278965), (15, 2127034), (21, 1519310), (26, 1227135), (29, 1100190), (30, 1063517), (31, 1029210), (35, 911586), (39, 818090), (42, 759655), (58, 550095), (62, 514605), (65, 490854), (70, 455793), (78, 409045), (87, 366730), (91, 350610), (93, 343070), (105, 303862), (130, 245427), (145, 220038), (155, 205842), (169, 188790), (174, 183365), (182, 175305), (186, 171535), (195, 163618), (203, 157170), (210, 151931), (217, 147030), (273, 116870), (290, 110019), (310, 102921), (338, 94395), (377, 84630), (390, 81809), (403, 79170), (406, 78585), (434, 73515), (435, 73346), (455, 70122), (465, 68614), (507, 62930), (546, 58435), (609, 52390), (651, 49010), (754, 42315), (806, 39585), (845, 37758), (870, 36673), (899, 35490), (910, 35061), (930, 34307), (1014, 31465), (1015, 31434), (1085, 29406), (1131, 28210), (1183, 26970), (1209, 26390), (1218, 26195), (1302, 24505), (1365, 23374), (1690, 18879), (1798, 17745), (1885, 16926), (2015, 15834), (2030, 15717), (2170, 14703), (2262, 14105), (2366, 13485), (2418, 13195), (2535, 12586), (2639, 12090), (2697, 11830), (2730, 11687), (2821, 11310), (3045, 10478), (3255, 9802), (3549, 8990), (3770, 8463), (4030, 7917), (4495, 7098), (4901, 6510), (5070, 6293), (5239, 6090), (5278, 6045), (5394, 5915), (5642, 5655)]