181278930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 516096000

約数和(自身を除く): 334817070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 79, 98, 105, 147, 158, 210, 223, 237, 245, 294, 343, 395, 446, 474, 490, 553, 669, 686, 735, 790, 1029, 1106, 1115, 1185, 1338, 1470, 1561, 1659, 1715, 2058, 2230, 2370, 2765, 3122, 3318, 3345, 3430, 3871, 4683, 5145, 5530, 6690, 7742, 7805, 8295, 9366, 10290, 10927, 11613, 15610, 16590, 17617, 19355, 21854, 23226, 23415, 27097, 32781, 35234, 38710, 46830, 52851, 54194, 54635, 58065, 65562, 76489, 81291, 88085, 105702, 109270, 116130, 123319, 135485, 152978, 162582, 163905, 176170, 229467, 246638, 264255, 270970, 327810, 369957, 382445, 406455, 458934, 528510, 616595, 739914, 764890, 812910, 863233, 1147335, 1233190, 1726466, 1849785, 2294670, 2589699, 3699570, 4316165, 5179398, 6042631, 8632330, 12085262, 12948495, 18127893, 25896990, 30213155, 36255786, 60426310, 90639465, 181278930]

約数ペア:

[(1, 181278930), (2, 90639465), (3, 60426310), (5, 36255786), (6, 30213155), (7, 25896990), (10, 18127893), (14, 12948495), (15, 12085262), (21, 8632330), (30, 6042631), (35, 5179398), (42, 4316165), (49, 3699570), (70, 2589699), (79, 2294670), (98, 1849785), (105, 1726466), (147, 1233190), (158, 1147335), (210, 863233), (223, 812910), (237, 764890), (245, 739914), (294, 616595), (343, 528510), (395, 458934), (446, 406455), (474, 382445), (490, 369957), (553, 327810), (669, 270970), (686, 264255), (735, 246638), (790, 229467), (1029, 176170), (1106, 163905), (1115, 162582), (1185, 152978), (1338, 135485), (1470, 123319), (1561, 116130), (1659, 109270), (1715, 105702), (2058, 88085), (2230, 81291), (2370, 76489), (2765, 65562), (3122, 58065), (3318, 54635), (3345, 54194), (3430, 52851), (3871, 46830), (4683, 38710), (5145, 35234), (5530, 32781), (6690, 27097), (7742, 23415), (7805, 23226), (8295, 21854), (9366, 19355), (10290, 17617), (10927, 16590), (11613, 15610)]