16816680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 58579200

約数和(自身を除く): 41762520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 677, 690, 828, 920, 1035, 1080, 1242, 1354, 1380, 1656, 2031, 2070, 2484, 2708, 2760, 3105, 3385, 4062, 4140, 4968, 5416, 6093, 6210, 6770, 8124, 8280, 10155, 12186, 12420, 13540, 15571, 16248, 18279, 20310, 24372, 24840, 27080, 30465, 31142, 36558, 40620, 46713, 48744, 60930, 62284, 73116, 77855, 81240, 91395, 93426, 121860, 124568, 140139, 146232, 155710, 182790, 186852, 233565, 243720, 280278, 311420, 365580, 373704, 420417, 467130, 560556, 622840, 700695, 731160, 840834, 934260, 1121112, 1401390, 1681668, 1868520, 2102085, 2802780, 3363336, 4204170, 5605560, 8408340, 16816680]

約数ペア:

[(1, 16816680), (2, 8408340), (3, 5605560), (4, 4204170), (5, 3363336), (6, 2802780), (8, 2102085), (9, 1868520), (10, 1681668), (12, 1401390), (15, 1121112), (18, 934260), (20, 840834), (23, 731160), (24, 700695), (27, 622840), (30, 560556), (36, 467130), (40, 420417), (45, 373704), (46, 365580), (54, 311420), (60, 280278), (69, 243720), (72, 233565), (90, 186852), (92, 182790), (108, 155710), (115, 146232), (120, 140139), (135, 124568), (138, 121860), (180, 93426), (184, 91395), (207, 81240), (216, 77855), (230, 73116), (270, 62284), (276, 60930), (345, 48744), (360, 46713), (414, 40620), (460, 36558), (540, 31142), (552, 30465), (621, 27080), (677, 24840), (690, 24372), (828, 20310), (920, 18279), (1035, 16248), (1080, 15571), (1242, 13540), (1354, 12420), (1380, 12186), (1656, 10155), (2031, 8280), (2070, 8124), (2484, 6770), (2708, 6210), (2760, 6093), (3105, 5416), (3385, 4968), (4062, 4140)]