221622240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1025

約数の個数: 192

約数和(自身を含む): 809948160

約数和(自身を除く): 588325920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 710, 840, 852, 929, 994, 1065, 1120, 1136, 1420, 1491, 1680, 1704, 1858, 1988, 2130, 2272, 2485, 2787, 2840, 2982, 3360, 3408, 3716, 3976, 4260, 4645, 4970, 5574, 5680, 5964, 6503, 6816, 7432, 7455, 7952, 8520, 9290, 9940, 11148, 11360, 11928, 13006, 13935, 14864, 14910, 15904, 17040, 18580, 19509, 19880, 22296, 23856, 26012, 27870, 29728, 29820, 32515, 34080, 37160, 39018, 39760, 44592, 47712, 52024, 55740, 59640, 65030, 65959, 74320, 78036, 79520, 89184, 97545, 104048, 111480, 119280, 130060, 131918, 148640, 156072, 195090, 197877, 208096, 222960, 238560, 260120, 263836, 312144, 329795, 390180, 395754, 445920, 461713, 520240, 527672, 624288, 659590, 780360, 791508, 923426, 989385, 1040480, 1055344, 1319180, 1385139, 1560720, 1583016, 1846852, 1978770, 2110688, 2308565, 2638360, 2770278, 3121440, 3166032, 3693704, 3957540, 4617130, 5276720, 5540556, 6332064, 6925695, 7387408, 7915080, 9234260, 10553440, 11081112, 13851390, 14774816, 15830160, 18468520, 22162224, 27702780, 31660320, 36937040, 44324448, 55405560, 73874080, 110811120, 221622240]

約数ペア:

[(1, 221622240), (2, 110811120), (3, 73874080), (4, 55405560), (5, 44324448), (6, 36937040), (7, 31660320), (8, 27702780), (10, 22162224), (12, 18468520), (14, 15830160), (15, 14774816), (16, 13851390), (20, 11081112), (21, 10553440), (24, 9234260), (28, 7915080), (30, 7387408), (32, 6925695), (35, 6332064), (40, 5540556), (42, 5276720), (48, 4617130), (56, 3957540), (60, 3693704), (70, 3166032), (71, 3121440), (80, 2770278), (84, 2638360), (96, 2308565), (105, 2110688), (112, 1978770), (120, 1846852), (140, 1583016), (142, 1560720), (160, 1385139), (168, 1319180), (210, 1055344), (213, 1040480), (224, 989385), (240, 923426), (280, 791508), (284, 780360), (336, 659590), (355, 624288), (420, 527672), (426, 520240), (480, 461713), (497, 445920), (560, 395754), (568, 390180), (672, 329795), (710, 312144), (840, 263836), (852, 260120), (929, 238560), (994, 222960), (1065, 208096), (1120, 197877), (1136, 195090), (1420, 156072), (1491, 148640), (1680, 131918), (1704, 130060), (1858, 119280), (1988, 111480), (2130, 104048), (2272, 97545), (2485, 89184), (2787, 79520), (2840, 78036), (2982, 74320), (3360, 65959), (3408, 65030), (3716, 59640), (3976, 55740), (4260, 52024), (4645, 47712), (4970, 44592), (5574, 39760), (5680, 39018), (5964, 37160), (6503, 34080), (6816, 32515), (7432, 29820), (7455, 29728), (7952, 27870), (8520, 26012), (9290, 23856), (9940, 22296), (11148, 19880), (11360, 19509), (11928, 18580), (13006, 17040), (13935, 15904), (14864, 14910)]