166755820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 459648000

約数和(自身を除く): 292892180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 62, 70, 77, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 308, 310, 341, 385, 434, 490, 499, 539, 620, 682, 770, 868, 980, 998, 1078, 1085, 1364, 1519, 1540, 1705, 1996, 2156, 2170, 2387, 2495, 2695, 3038, 3410, 3493, 4340, 4774, 4990, 5390, 5489, 6076, 6820, 6986, 7595, 9548, 9980, 10780, 10978, 11935, 13972, 15190, 15469, 16709, 17465, 21956, 23870, 24451, 27445, 30380, 30938, 33418, 34930, 38423, 47740, 48902, 54890, 61876, 66836, 69860, 76846, 77345, 83545, 97804, 108283, 109780, 122255, 153692, 154690, 167090, 170159, 192115, 216566, 244510, 268961, 309380, 334180, 340318, 384230, 433132, 489020, 537922, 541415, 680636, 757981, 768460, 850795, 1075844, 1082830, 1191113, 1344805, 1515962, 1701590, 2165660, 2382226, 2689610, 3031924, 3403180, 3789905, 4764452, 5379220, 5955565, 7579810, 8337791, 11911130, 15159620, 16675582, 23822260, 33351164, 41688955, 83377910, 166755820]

約数ペア:

[(1, 166755820), (2, 83377910), (4, 41688955), (5, 33351164), (7, 23822260), (10, 16675582), (11, 15159620), (14, 11911130), (20, 8337791), (22, 7579810), (28, 5955565), (31, 5379220), (35, 4764452), (44, 3789905), (49, 3403180), (55, 3031924), (62, 2689610), (70, 2382226), (77, 2165660), (98, 1701590), (110, 1515962), (124, 1344805), (140, 1191113), (154, 1082830), (155, 1075844), (196, 850795), (217, 768460), (220, 757981), (245, 680636), (308, 541415), (310, 537922), (341, 489020), (385, 433132), (434, 384230), (490, 340318), (499, 334180), (539, 309380), (620, 268961), (682, 244510), (770, 216566), (868, 192115), (980, 170159), (998, 167090), (1078, 154690), (1085, 153692), (1364, 122255), (1519, 109780), (1540, 108283), (1705, 97804), (1996, 83545), (2156, 77345), (2170, 76846), (2387, 69860), (2495, 66836), (2695, 61876), (3038, 54890), (3410, 48902), (3493, 47740), (4340, 38423), (4774, 34930), (4990, 33418), (5390, 30938), (5489, 30380), (6076, 27445), (6820, 24451), (6986, 23870), (7595, 21956), (9548, 17465), (9980, 16709), (10780, 15469), (10978, 15190), (11935, 13972)]