73368320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:138

約数の個数: 108

約数和(自身を含む): 185726016

約数和(自身を除く): 112357696

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, 620, 640, 688, 860, 992, 1240, 1280, 1333, 1376, 1720, 1849, 1984, 2480, 2666, 2752, 3440, 3698, 3968, 4960, 5332, 5504, 6665, 6880, 7396, 7936, 9245, 9920, 10664, 11008, 13330, 13760, 14792, 18490, 19840, 21328, 26660, 27520, 29584, 36980, 39680, 42656, 53320, 55040, 57319, 59168, 73960, 85312, 106640, 114638, 118336, 147920, 170624, 213280, 229276, 236672, 286595, 295840, 341248, 426560, 458552, 473344, 573190, 591680, 853120, 917104, 1146380, 1183360, 1706240, 1834208, 2292760, 2366720, 3668416, 4585520, 7336832, 9171040, 14673664, 18342080, 36684160, 73368320]

約数ペア:

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