84038920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 224386200

約数和(自身を除く): 140347280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 742, 809, 980, 1060, 1484, 1618, 1855, 1960, 2120, 2597, 2968, 3236, 3710, 4045, 5194, 5663, 6472, 7420, 8090, 10388, 11326, 12985, 14840, 16180, 20776, 22652, 25970, 28315, 32360, 39641, 42877, 45304, 51940, 56630, 79282, 85754, 103880, 113260, 158564, 171508, 198205, 214385, 226520, 300139, 317128, 343016, 396410, 428770, 600278, 792820, 857540, 1200556, 1500695, 1585640, 1715080, 2100973, 2401112, 3001390, 4201946, 6002780, 8403892, 10504865, 12005560, 16807784, 21009730, 42019460, 84038920]

約数ペア:

[(1, 84038920), (2, 42019460), (4, 21009730), (5, 16807784), (7, 12005560), (8, 10504865), (10, 8403892), (14, 6002780), (20, 4201946), (28, 3001390), (35, 2401112), (40, 2100973), (49, 1715080), (53, 1585640), (56, 1500695), (70, 1200556), (98, 857540), (106, 792820), (140, 600278), (196, 428770), (212, 396410), (245, 343016), (265, 317128), (280, 300139), (371, 226520), (392, 214385), (424, 198205), (490, 171508), (530, 158564), (742, 113260), (809, 103880), (980, 85754), (1060, 79282), (1484, 56630), (1618, 51940), (1855, 45304), (1960, 42877), (2120, 39641), (2597, 32360), (2968, 28315), (3236, 25970), (3710, 22652), (4045, 20776), (5194, 16180), (5663, 14840), (6472, 12985), (7420, 11326), (8090, 10388)]