204899640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:462

約数の個数: 256

約数和(自身を含む): 742763520

約数和(自身を除く): 537863880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 23, 24, 30, 33, 34, 40, 44, 46, 51, 55, 60, 66, 68, 69, 85, 88, 92, 102, 110, 115, 120, 132, 136, 138, 165, 170, 184, 187, 204, 220, 230, 253, 255, 264, 276, 330, 340, 345, 374, 391, 397, 408, 440, 460, 506, 510, 552, 561, 660, 680, 690, 748, 759, 782, 794, 920, 935, 1012, 1020, 1122, 1173, 1191, 1265, 1320, 1380, 1496, 1518, 1564, 1588, 1870, 1955, 1985, 2024, 2040, 2244, 2346, 2382, 2530, 2760, 2805, 3036, 3128, 3176, 3740, 3795, 3910, 3970, 4301, 4367, 4488, 4692, 4764, 5060, 5610, 5865, 5955, 6072, 6749, 7480, 7590, 7820, 7940, 8602, 8734, 9131, 9384, 9528, 10120, 11220, 11730, 11910, 12903, 13101, 13498, 15180, 15640, 15880, 17204, 17468, 18262, 20247, 21505, 21835, 22440, 23460, 23820, 25806, 26202, 26996, 27393, 30360, 33745, 34408, 34936, 36524, 40494, 43010, 43670, 45655, 46920, 47640, 51612, 52404, 53992, 54786, 64515, 65505, 67490, 73048, 74239, 80988, 86020, 87340, 91310, 100441, 101235, 103224, 104808, 109572, 129030, 131010, 134980, 136965, 148478, 155227, 161976, 172040, 174680, 182620, 200882, 202470, 219144, 222717, 258060, 262020, 269960, 273930, 296956, 301323, 310454, 365240, 371195, 401764, 404940, 445434, 465681, 502205, 516120, 524040, 547860, 593912, 602646, 620908, 742390, 776135, 803528, 809880, 890868, 931362, 1004410, 1095720, 1113585, 1205292, 1241816, 1484780, 1506615, 1552270, 1707497, 1781736, 1862724, 2008820, 2227170, 2328405, 2410584, 2969560, 3013230, 3104540, 3414994, 3725448, 4017640, 4454340, 4656810, 5122491, 6026460, 6209080, 6829988, 8537485, 8908680, 9313620, 10244982, 12052920, 13659976, 17074970, 18627240, 20489964, 25612455, 34149940, 40979928, 51224910, 68299880, 102449820, 204899640]

約数ペア:

[(1, 204899640), (2, 102449820), (3, 68299880), (4, 51224910), (5, 40979928), (6, 34149940), (8, 25612455), (10, 20489964), (11, 18627240), (12, 17074970), (15, 13659976), (17, 12052920), (20, 10244982), (22, 9313620), (23, 8908680), (24, 8537485), (30, 6829988), (33, 6209080), (34, 6026460), (40, 5122491), (44, 4656810), (46, 4454340), (51, 4017640), (55, 3725448), (60, 3414994), (66, 3104540), (68, 3013230), (69, 2969560), (85, 2410584), (88, 2328405), (92, 2227170), (102, 2008820), (110, 1862724), (115, 1781736), (120, 1707497), (132, 1552270), (136, 1506615), (138, 1484780), (165, 1241816), (170, 1205292), (184, 1113585), (187, 1095720), (204, 1004410), (220, 931362), (230, 890868), (253, 809880), (255, 803528), (264, 776135), (276, 742390), (330, 620908), (340, 602646), (345, 593912), (374, 547860), (391, 524040), (397, 516120), (408, 502205), (440, 465681), (460, 445434), (506, 404940), (510, 401764), (552, 371195), (561, 365240), (660, 310454), (680, 301323), (690, 296956), (748, 273930), (759, 269960), (782, 262020), (794, 258060), (920, 222717), (935, 219144), (1012, 202470), (1020, 200882), (1122, 182620), (1173, 174680), (1191, 172040), (1265, 161976), (1320, 155227), (1380, 148478), (1496, 136965), (1518, 134980), (1564, 131010), (1588, 129030), (1870, 109572), (1955, 104808), (1985, 103224), (2024, 101235), (2040, 100441), (2244, 91310), (2346, 87340), (2382, 86020), (2530, 80988), (2760, 74239), (2805, 73048), (3036, 67490), (3128, 65505), (3176, 64515), (3740, 54786), (3795, 53992), (3910, 52404), (3970, 51612), (4301, 47640), (4367, 46920), (4488, 45655), (4692, 43670), (4764, 43010), (5060, 40494), (5610, 36524), (5865, 34936), (5955, 34408), (6072, 33745), (6749, 30360), (7480, 27393), (7590, 26996), (7820, 26202), (7940, 25806), (8602, 23820), (8734, 23460), (9131, 22440), (9384, 21835), (9528, 21505), (10120, 20247), (11220, 18262), (11730, 17468), (11910, 17204), (12903, 15880), (13101, 15640), (13498, 15180)]