236431420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 536481792

約数和(自身を除く): 300050372

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 71, 82, 124, 131, 142, 155, 164, 205, 262, 284, 310, 355, 410, 524, 620, 655, 710, 820, 1271, 1310, 1420, 2201, 2542, 2620, 2911, 4061, 4402, 5084, 5371, 5822, 6355, 8122, 8804, 9301, 10742, 11005, 11644, 12710, 14555, 16244, 18602, 20305, 21484, 22010, 25420, 26855, 29110, 37204, 40610, 44020, 46505, 53710, 58220, 81220, 90241, 93010, 107420, 166501, 180482, 186020, 288331, 333002, 360964, 381341, 451205, 576662, 666004, 762682, 832505, 902410, 1153324, 1441655, 1525364, 1665010, 1804820, 1906705, 2883310, 3330020, 3813410, 5766620, 7626820, 11821571, 23643142, 47286284, 59107855, 118215710, 236431420]

約数ペア:

[(1, 236431420), (2, 118215710), (4, 59107855), (5, 47286284), (10, 23643142), (20, 11821571), (31, 7626820), (41, 5766620), (62, 3813410), (71, 3330020), (82, 2883310), (124, 1906705), (131, 1804820), (142, 1665010), (155, 1525364), (164, 1441655), (205, 1153324), (262, 902410), (284, 832505), (310, 762682), (355, 666004), (410, 576662), (524, 451205), (620, 381341), (655, 360964), (710, 333002), (820, 288331), (1271, 186020), (1310, 180482), (1420, 166501), (2201, 107420), (2542, 93010), (2620, 90241), (2911, 81220), (4061, 58220), (4402, 53710), (5084, 46505), (5371, 44020), (5822, 40610), (6355, 37204), (8122, 29110), (8804, 26855), (9301, 25420), (10742, 22010), (11005, 21484), (11644, 20305), (12710, 18602), (14555, 16244)]