146736640

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:140

約数の個数: 120

約数和(自身を含む): 371815488

約数和(自身を除く): 225078848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 215, 248, 256, 310, 320, 344, 430, 496, 512, 620, 640, 688, 860, 992, 1240, 1280, 1333, 1376, 1720, 1849, 1984, 2480, 2560, 2666, 2752, 3440, 3698, 3968, 4960, 5332, 5504, 6665, 6880, 7396, 7936, 9245, 9920, 10664, 11008, 13330, 13760, 14792, 15872, 18490, 19840, 21328, 22016, 26660, 27520, 29584, 36980, 39680, 42656, 53320, 55040, 57319, 59168, 73960, 79360, 85312, 106640, 110080, 114638, 118336, 147920, 170624, 213280, 229276, 236672, 286595, 295840, 341248, 426560, 458552, 473344, 573190, 591680, 682496, 853120, 917104, 946688, 1146380, 1183360, 1706240, 1834208, 2292760, 2366720, 3412480, 3668416, 4585520, 4733440, 7336832, 9171040, 14673664, 18342080, 29347328, 36684160, 73368320, 146736640]

約数ペア:

[(1, 146736640), (2, 73368320), (4, 36684160), (5, 29347328), (8, 18342080), (10, 14673664), (16, 9171040), (20, 7336832), (31, 4733440), (32, 4585520), (40, 3668416), (43, 3412480), (62, 2366720), (64, 2292760), (80, 1834208), (86, 1706240), (124, 1183360), (128, 1146380), (155, 946688), (160, 917104), (172, 853120), (215, 682496), (248, 591680), (256, 573190), (310, 473344), (320, 458552), (344, 426560), (430, 341248), (496, 295840), (512, 286595), (620, 236672), (640, 229276), (688, 213280), (860, 170624), (992, 147920), (1240, 118336), (1280, 114638), (1333, 110080), (1376, 106640), (1720, 85312), (1849, 79360), (1984, 73960), (2480, 59168), (2560, 57319), (2666, 55040), (2752, 53320), (3440, 42656), (3698, 39680), (3968, 36980), (4960, 29584), (5332, 27520), (5504, 26660), (6665, 22016), (6880, 21328), (7396, 19840), (7936, 18490), (9245, 15872), (9920, 14792), (10664, 13760), (11008, 13330)]