123555460

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 316221696

約数和(自身を除く): 192666236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 83, 98, 124, 140, 155, 166, 196, 217, 245, 310, 332, 343, 415, 434, 490, 581, 620, 686, 830, 868, 980, 1085, 1162, 1372, 1519, 1660, 1715, 2170, 2324, 2401, 2573, 2905, 3038, 3430, 4067, 4340, 4802, 5146, 5810, 6076, 6860, 7595, 8134, 9604, 10292, 10633, 11620, 12005, 12865, 15190, 16268, 18011, 20335, 21266, 24010, 25730, 28469, 30380, 36022, 40670, 42532, 48020, 51460, 53165, 56938, 72044, 74431, 81340, 90055, 106330, 113876, 126077, 142345, 148862, 180110, 199283, 212660, 252154, 284690, 297724, 360220, 372155, 398566, 504308, 569380, 630385, 744310, 797132, 882539, 996415, 1260770, 1488620, 1765078, 1992830, 2521540, 3530156, 3985660, 4412695, 6177773, 8825390, 12355546, 17650780, 24711092, 30888865, 61777730, 123555460]

約数ペア:

[(1, 123555460), (2, 61777730), (4, 30888865), (5, 24711092), (7, 17650780), (10, 12355546), (14, 8825390), (20, 6177773), (28, 4412695), (31, 3985660), (35, 3530156), (49, 2521540), (62, 1992830), (70, 1765078), (83, 1488620), (98, 1260770), (124, 996415), (140, 882539), (155, 797132), (166, 744310), (196, 630385), (217, 569380), (245, 504308), (310, 398566), (332, 372155), (343, 360220), (415, 297724), (434, 284690), (490, 252154), (581, 212660), (620, 199283), (686, 180110), (830, 148862), (868, 142345), (980, 126077), (1085, 113876), (1162, 106330), (1372, 90055), (1519, 81340), (1660, 74431), (1715, 72044), (2170, 56938), (2324, 53165), (2401, 51460), (2573, 48020), (2905, 42532), (3038, 40670), (3430, 36022), (4067, 30380), (4340, 28469), (4802, 25730), (5146, 24010), (5810, 21266), (6076, 20335), (6860, 18011), (7595, 16268), (8134, 15190), (9604, 12865), (10292, 12005), (10633, 11620)]