391274016

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:623

約数の個数: 144

約数和(自身を含む): 1203358464

約数和(自身を除く): 812084448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 223, 224, 294, 336, 373, 392, 446, 588, 669, 672, 746, 784, 892, 1119, 1176, 1338, 1492, 1561, 1568, 1784, 2238, 2352, 2611, 2676, 2984, 3122, 3568, 4476, 4683, 4704, 5222, 5352, 5968, 6244, 7136, 7833, 8952, 9366, 10444, 10704, 10927, 11936, 12488, 15666, 17904, 18277, 18732, 20888, 21408, 21854, 24976, 31332, 32781, 35808, 36554, 37464, 41776, 43708, 49952, 54831, 62664, 65562, 73108, 74928, 83179, 83552, 87416, 109662, 125328, 131124, 146216, 149856, 166358, 174832, 219324, 249537, 250656, 262248, 292432, 332716, 349664, 438648, 499074, 524496, 582253, 584864, 665432, 877296, 998148, 1048992, 1164506, 1330864, 1746759, 1754592, 1996296, 2329012, 2661728, 3493518, 3992592, 4075771, 4658024, 6987036, 7985184, 8151542, 9316048, 12227313, 13974072, 16303084, 18632096, 24454626, 27948144, 32606168, 48909252, 55896288, 65212336, 97818504, 130424672, 195637008, 391274016]

約数ペア:

[(1, 391274016), (2, 195637008), (3, 130424672), (4, 97818504), (6, 65212336), (7, 55896288), (8, 48909252), (12, 32606168), (14, 27948144), (16, 24454626), (21, 18632096), (24, 16303084), (28, 13974072), (32, 12227313), (42, 9316048), (48, 8151542), (49, 7985184), (56, 6987036), (84, 4658024), (96, 4075771), (98, 3992592), (112, 3493518), (147, 2661728), (168, 2329012), (196, 1996296), (223, 1754592), (224, 1746759), (294, 1330864), (336, 1164506), (373, 1048992), (392, 998148), (446, 877296), (588, 665432), (669, 584864), (672, 582253), (746, 524496), (784, 499074), (892, 438648), (1119, 349664), (1176, 332716), (1338, 292432), (1492, 262248), (1561, 250656), (1568, 249537), (1784, 219324), (2238, 174832), (2352, 166358), (2611, 149856), (2676, 146216), (2984, 131124), (3122, 125328), (3568, 109662), (4476, 87416), (4683, 83552), (4704, 83179), (5222, 74928), (5352, 73108), (5968, 65562), (6244, 62664), (7136, 54831), (7833, 49952), (8952, 43708), (9366, 41776), (10444, 37464), (10704, 36554), (10927, 35808), (11936, 32781), (12488, 31332), (15666, 24976), (17904, 21854), (18277, 21408), (18732, 20888)]