278396370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19213}}^1$

素因数の和:19256

約数の個数: 96

約数和(自身を含む): 863246592

約数和(自身を除く): 584850222

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 161, 207, 210, 230, 315, 322, 345, 414, 483, 630, 690, 805, 966, 1035, 1449, 1610, 2070, 2415, 2898, 4830, 7245, 14490, 19213, 38426, 57639, 96065, 115278, 134491, 172917, 192130, 268982, 288195, 345834, 403473, 441899, 576390, 672455, 806946, 864585, 883798, 1210419, 1325697, 1344910, 1729170, 2017365, 2209495, 2420838, 2651394, 3093293, 3977091, 4034730, 4418990, 6052095, 6186586, 6628485, 7954182, 9279879, 12104190, 13256970, 15466465, 18559758, 19885455, 27839637, 30932930, 39770910, 46399395, 55679274, 92798790, 139198185, 278396370]

約数ペア:

[(1, 278396370), (2, 139198185), (3, 92798790), (5, 55679274), (6, 46399395), (7, 39770910), (9, 30932930), (10, 27839637), (14, 19885455), (15, 18559758), (18, 15466465), (21, 13256970), (23, 12104190), (30, 9279879), (35, 7954182), (42, 6628485), (45, 6186586), (46, 6052095), (63, 4418990), (69, 4034730), (70, 3977091), (90, 3093293), (105, 2651394), (115, 2420838), (126, 2209495), (138, 2017365), (161, 1729170), (207, 1344910), (210, 1325697), (230, 1210419), (315, 883798), (322, 864585), (345, 806946), (414, 672455), (483, 576390), (630, 441899), (690, 403473), (805, 345834), (966, 288195), (1035, 268982), (1449, 192130), (1610, 172917), (2070, 134491), (2415, 115278), (2898, 96065), (4830, 57639), (7245, 38426), (14490, 19213)]