274424940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 856215360

約数和(自身を除く): 581790420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 109, 142, 180, 197, 213, 218, 284, 327, 355, 394, 426, 436, 545, 591, 639, 654, 710, 788, 852, 981, 985, 1065, 1090, 1182, 1278, 1308, 1420, 1635, 1773, 1962, 1970, 2130, 2180, 2364, 2556, 2955, 3195, 3270, 3546, 3924, 3940, 4260, 4905, 5910, 6390, 6540, 7092, 7739, 8865, 9810, 11820, 12780, 13987, 15478, 17730, 19620, 21473, 23217, 27974, 30956, 35460, 38695, 41961, 42946, 46434, 55948, 64419, 69651, 69935, 77390, 83922, 85892, 92868, 107365, 116085, 125883, 128838, 139302, 139870, 154780, 167844, 193257, 209805, 214730, 232170, 251766, 257676, 278604, 279740, 322095, 348255, 386514, 419610, 429460, 464340, 503532, 629415, 644190, 696510, 773028, 839220, 966285, 1258830, 1288380, 1393020, 1524583, 1932570, 2517660, 3049166, 3865140, 4573749, 6098332, 7622915, 9147498, 13721247, 15245830, 18294996, 22868745, 27442494, 30491660, 45737490, 54884988, 68606235, 91474980, 137212470, 274424940]

約数ペア:

[(1, 274424940), (2, 137212470), (3, 91474980), (4, 68606235), (5, 54884988), (6, 45737490), (9, 30491660), (10, 27442494), (12, 22868745), (15, 18294996), (18, 15245830), (20, 13721247), (30, 9147498), (36, 7622915), (45, 6098332), (60, 4573749), (71, 3865140), (90, 3049166), (109, 2517660), (142, 1932570), (180, 1524583), (197, 1393020), (213, 1288380), (218, 1258830), (284, 966285), (327, 839220), (355, 773028), (394, 696510), (426, 644190), (436, 629415), (545, 503532), (591, 464340), (639, 429460), (654, 419610), (710, 386514), (788, 348255), (852, 322095), (981, 279740), (985, 278604), (1065, 257676), (1090, 251766), (1182, 232170), (1278, 214730), (1308, 209805), (1420, 193257), (1635, 167844), (1773, 154780), (1962, 139870), (1970, 139302), (2130, 128838), (2180, 125883), (2364, 116085), (2556, 107365), (2955, 92868), (3195, 85892), (3270, 83922), (3546, 77390), (3924, 69935), (3940, 69651), (4260, 64419), (4905, 55948), (5910, 46434), (6390, 42946), (6540, 41961), (7092, 38695), (7739, 35460), (8865, 30956), (9810, 27974), (11820, 23217), (12780, 21473), (13987, 19620), (15478, 17730)]