112345240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 310754880

約数和(自身を除く): 198409640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 49, 56, 62, 70, 86, 98, 124, 140, 155, 172, 196, 215, 217, 245, 248, 280, 301, 310, 344, 392, 430, 434, 490, 602, 620, 860, 868, 980, 1085, 1204, 1240, 1333, 1505, 1519, 1720, 1736, 1849, 1960, 2107, 2170, 2408, 2666, 3010, 3038, 3698, 4214, 4340, 5332, 6020, 6076, 6665, 7396, 7595, 8428, 8680, 9245, 9331, 10535, 10664, 12040, 12152, 12943, 13330, 14792, 15190, 16856, 18490, 18662, 21070, 25886, 26660, 30380, 36980, 37324, 42140, 46655, 51772, 53320, 57319, 60760, 64715, 65317, 73960, 74648, 84280, 90601, 93310, 103544, 114638, 129430, 130634, 181202, 186620, 229276, 258860, 261268, 286595, 326585, 362404, 373240, 401233, 453005, 458552, 517720, 522536, 573190, 653170, 724808, 802466, 906010, 1146380, 1306340, 1604932, 1812020, 2006165, 2292760, 2612680, 2808631, 3209864, 3624040, 4012330, 5617262, 8024660, 11234524, 14043155, 16049320, 22469048, 28086310, 56172620, 112345240]

約数ペア:

[(1, 112345240), (2, 56172620), (4, 28086310), (5, 22469048), (7, 16049320), (8, 14043155), (10, 11234524), (14, 8024660), (20, 5617262), (28, 4012330), (31, 3624040), (35, 3209864), (40, 2808631), (43, 2612680), (49, 2292760), (56, 2006165), (62, 1812020), (70, 1604932), (86, 1306340), (98, 1146380), (124, 906010), (140, 802466), (155, 724808), (172, 653170), (196, 573190), (215, 522536), (217, 517720), (245, 458552), (248, 453005), (280, 401233), (301, 373240), (310, 362404), (344, 326585), (392, 286595), (430, 261268), (434, 258860), (490, 229276), (602, 186620), (620, 181202), (860, 130634), (868, 129430), (980, 114638), (1085, 103544), (1204, 93310), (1240, 90601), (1333, 84280), (1505, 74648), (1519, 73960), (1720, 65317), (1736, 64715), (1849, 60760), (1960, 57319), (2107, 53320), (2170, 51772), (2408, 46655), (2666, 42140), (3010, 37324), (3038, 36980), (3698, 30380), (4214, 26660), (4340, 25886), (5332, 21070), (6020, 18662), (6076, 18490), (6665, 16856), (7396, 15190), (7595, 14792), (8428, 13330), (8680, 12943), (9245, 12152), (9331, 12040), (10535, 10664)]