123840360

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{16381}}^1$

素因数の和:16408

約数の個数: 128

約数和(自身を含む): 471801600

約数和(自身を除く): 347961240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 16381, 32762, 49143, 65524, 81905, 98286, 114667, 131048, 147429, 163810, 196572, 229334, 245715, 294858, 327620, 344001, 393144, 442287, 458668, 491430, 573335, 589716, 655240, 688002, 737145, 884574, 917336, 982860, 1032003, 1146670, 1179432, 1376004, 1474290, 1720005, 1769148, 1965720, 2064006, 2211435, 2293340, 2752008, 2948580, 3096009, 3440010, 3538296, 4128012, 4422870, 4586680, 5160015, 5897160, 6192018, 6880020, 8256024, 8845740, 10320030, 12384036, 13760040, 15480045, 17691480, 20640060, 24768072, 30960090, 41280120, 61920180, 123840360]

約数ペア:

[(1, 123840360), (2, 61920180), (3, 41280120), (4, 30960090), (5, 24768072), (6, 20640060), (7, 17691480), (8, 15480045), (9, 13760040), (10, 12384036), (12, 10320030), (14, 8845740), (15, 8256024), (18, 6880020), (20, 6192018), (21, 5897160), (24, 5160015), (27, 4586680), (28, 4422870), (30, 4128012), (35, 3538296), (36, 3440010), (40, 3096009), (42, 2948580), (45, 2752008), (54, 2293340), (56, 2211435), (60, 2064006), (63, 1965720), (70, 1769148), (72, 1720005), (84, 1474290), (90, 1376004), (105, 1179432), (108, 1146670), (120, 1032003), (126, 982860), (135, 917336), (140, 884574), (168, 737145), (180, 688002), (189, 655240), (210, 589716), (216, 573335), (252, 491430), (270, 458668), (280, 442287), (315, 393144), (360, 344001), (378, 327620), (420, 294858), (504, 245715), (540, 229334), (630, 196572), (756, 163810), (840, 147429), (945, 131048), (1080, 114667), (1260, 98286), (1512, 81905), (1890, 65524), (2520, 49143), (3780, 32762), (7560, 16381)]