1900394460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27281}}^1$

素因数の和:27345

約数の個数: 120

約数和(自身を含む): 6100473456

約数和(自身を除く): 4200078996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 324, 387, 405, 430, 516, 540, 645, 774, 810, 860, 1161, 1290, 1548, 1620, 1935, 2322, 2580, 3483, 3870, 4644, 5805, 6966, 7740, 11610, 13932, 17415, 23220, 27281, 34830, 54562, 69660, 81843, 109124, 136405, 163686, 245529, 272810, 327372, 409215, 491058, 545620, 736587, 818430, 982116, 1173083, 1227645, 1473174, 1636860, 2209761, 2346166, 2455290, 2946348, 3519249, 3682935, 4419522, 4692332, 4910580, 5865415, 7038498, 7365870, 8839044, 10557747, 11048805, 11730830, 14076996, 14731740, 17596245, 21115494, 22097610, 23461660, 31673241, 35192490, 42230988, 44195220, 52788735, 63346482, 70384980, 95019723, 105577470, 126692964, 158366205, 190039446, 211154940, 316732410, 380078892, 475098615, 633464820, 950197230, 1900394460]

約数ペア:

[(1, 1900394460), (2, 950197230), (3, 633464820), (4, 475098615), (5, 380078892), (6, 316732410), (9, 211154940), (10, 190039446), (12, 158366205), (15, 126692964), (18, 105577470), (20, 95019723), (27, 70384980), (30, 63346482), (36, 52788735), (43, 44195220), (45, 42230988), (54, 35192490), (60, 31673241), (81, 23461660), (86, 22097610), (90, 21115494), (108, 17596245), (129, 14731740), (135, 14076996), (162, 11730830), (172, 11048805), (180, 10557747), (215, 8839044), (258, 7365870), (270, 7038498), (324, 5865415), (387, 4910580), (405, 4692332), (430, 4419522), (516, 3682935), (540, 3519249), (645, 2946348), (774, 2455290), (810, 2346166), (860, 2209761), (1161, 1636860), (1290, 1473174), (1548, 1227645), (1620, 1173083), (1935, 982116), (2322, 818430), (2580, 736587), (3483, 545620), (3870, 491058), (4644, 409215), (5805, 327372), (6966, 272810), (7740, 245529), (11610, 163686), (13932, 136405), (17415, 109124), (23220, 81843), (27281, 69660), (34830, 54562)]