74665220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1333

約数の個数: 72

約数和(自身を含む): 185535000

約数和(自身を除く): 110869780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1249, 1708, 2135, 2498, 2989, 4270, 4996, 5978, 6245, 8540, 8743, 11956, 12490, 14945, 17486, 24980, 29890, 34972, 43715, 59780, 61201, 76189, 87430, 122402, 152378, 174860, 244804, 304756, 306005, 380945, 533323, 612010, 761890, 1066646, 1224020, 1523780, 2133292, 2666615, 3733261, 5333230, 7466522, 10666460, 14933044, 18666305, 37332610, 74665220]

約数ペア:

[(1, 74665220), (2, 37332610), (4, 18666305), (5, 14933044), (7, 10666460), (10, 7466522), (14, 5333230), (20, 3733261), (28, 2666615), (35, 2133292), (49, 1523780), (61, 1224020), (70, 1066646), (98, 761890), (122, 612010), (140, 533323), (196, 380945), (244, 306005), (245, 304756), (305, 244804), (427, 174860), (490, 152378), (610, 122402), (854, 87430), (980, 76189), (1220, 61201), (1249, 59780), (1708, 43715), (2135, 34972), (2498, 29890), (2989, 24980), (4270, 17486), (4996, 14945), (5978, 12490), (6245, 11956), (8540, 8743)]