72184960

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 179569980

約数和(自身を除く): 107385020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 61, 64, 80, 86, 122, 128, 160, 172, 215, 244, 305, 320, 344, 430, 488, 610, 640, 688, 860, 976, 1220, 1376, 1720, 1849, 1952, 2440, 2623, 2752, 3440, 3698, 3904, 4880, 5246, 5504, 6880, 7396, 7808, 9245, 9760, 10492, 13115, 13760, 14792, 18490, 19520, 20984, 26230, 27520, 29584, 36980, 39040, 41968, 52460, 59168, 73960, 83936, 104920, 112789, 118336, 147920, 167872, 209840, 225578, 236672, 295840, 335744, 419680, 451156, 563945, 591680, 839360, 902312, 1127890, 1183360, 1678720, 1804624, 2255780, 3609248, 4511560, 7218496, 9023120, 14436992, 18046240, 36092480, 72184960]

約数ペア:

[(1, 72184960), (2, 36092480), (4, 18046240), (5, 14436992), (8, 9023120), (10, 7218496), (16, 4511560), (20, 3609248), (32, 2255780), (40, 1804624), (43, 1678720), (61, 1183360), (64, 1127890), (80, 902312), (86, 839360), (122, 591680), (128, 563945), (160, 451156), (172, 419680), (215, 335744), (244, 295840), (305, 236672), (320, 225578), (344, 209840), (430, 167872), (488, 147920), (610, 118336), (640, 112789), (688, 104920), (860, 83936), (976, 73960), (1220, 59168), (1376, 52460), (1720, 41968), (1849, 39040), (1952, 36980), (2440, 29584), (2623, 27520), (2752, 26230), (3440, 20984), (3698, 19520), (3904, 18490), (4880, 14792), (5246, 13760), (5504, 13115), (6880, 10492), (7396, 9760), (7808, 9245)]