145208960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 386588160

約数和(自身を除く): 241379200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 563, 620, 640, 806, 832, 992, 1040, 1126, 1240, 1612, 1664, 1984, 2015, 2080, 2252, 2480, 2815, 3224, 3968, 4030, 4160, 4504, 4960, 5630, 6448, 7319, 8060, 8320, 9008, 9920, 11260, 12896, 14638, 16120, 17453, 18016, 19840, 22520, 25792, 29276, 32240, 34906, 36032, 36595, 45040, 51584, 58552, 64480, 69812, 72064, 73190, 87265, 90080, 117104, 128960, 139624, 146380, 174530, 180160, 226889, 234208, 257920, 279248, 292760, 349060, 360320, 453778, 468416, 558496, 585520, 698120, 907556, 936832, 1116992, 1134445, 1171040, 1396240, 1815112, 2233984, 2268890, 2342080, 2792480, 3630224, 4537780, 4684160, 5584960, 7260448, 9075560, 11169920, 14520896, 18151120, 29041792, 36302240, 72604480, 145208960]

約数ペア:

[(1, 145208960), (2, 72604480), (4, 36302240), (5, 29041792), (8, 18151120), (10, 14520896), (13, 11169920), (16, 9075560), (20, 7260448), (26, 5584960), (31, 4684160), (32, 4537780), (40, 3630224), (52, 2792480), (62, 2342080), (64, 2268890), (65, 2233984), (80, 1815112), (104, 1396240), (124, 1171040), (128, 1134445), (130, 1116992), (155, 936832), (160, 907556), (208, 698120), (248, 585520), (260, 558496), (310, 468416), (320, 453778), (403, 360320), (416, 349060), (496, 292760), (520, 279248), (563, 257920), (620, 234208), (640, 226889), (806, 180160), (832, 174530), (992, 146380), (1040, 139624), (1126, 128960), (1240, 117104), (1612, 90080), (1664, 87265), (1984, 73190), (2015, 72064), (2080, 69812), (2252, 64480), (2480, 58552), (2815, 51584), (3224, 45040), (3968, 36595), (4030, 36032), (4160, 34906), (4504, 32240), (4960, 29276), (5630, 25792), (6448, 22520), (7319, 19840), (8060, 18016), (8320, 17453), (9008, 16120), (9920, 14638), (11260, 12896)]