225575840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 644474880

約数和(自身を除く): 418899040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 73, 80, 89, 112, 124, 140, 146, 155, 160, 178, 217, 224, 248, 280, 292, 310, 356, 365, 434, 445, 496, 511, 560, 584, 620, 623, 712, 730, 868, 890, 992, 1022, 1085, 1120, 1168, 1240, 1246, 1424, 1460, 1736, 1780, 2044, 2170, 2263, 2336, 2480, 2492, 2555, 2759, 2848, 2920, 3115, 3472, 3560, 4088, 4340, 4526, 4960, 4984, 5110, 5518, 5840, 6230, 6497, 6944, 7120, 8176, 8680, 9052, 9968, 10220, 11036, 11315, 11680, 12460, 12994, 13795, 14240, 15841, 16352, 17360, 18104, 19313, 19936, 20440, 22072, 22630, 24920, 25988, 27590, 31682, 32485, 34720, 36208, 38626, 40880, 44144, 45260, 45479, 49840, 51976, 55180, 63364, 64970, 72416, 77252, 79205, 81760, 88288, 90520, 90958, 96565, 99680, 103952, 110360, 126728, 129940, 154504, 158410, 181040, 181916, 193130, 201407, 207904, 220720, 227395, 253456, 259880, 309008, 316820, 362080, 363832, 386260, 402814, 441440, 454790, 506912, 519760, 618016, 633640, 727664, 772520, 805628, 909580, 1007035, 1039520, 1267280, 1409849, 1455328, 1545040, 1611256, 1819160, 2014070, 2534560, 2819698, 3090080, 3222512, 3638320, 4028140, 5639396, 6445024, 7049245, 7276640, 8056280, 11278792, 14098490, 16112560, 22557584, 28196980, 32225120, 45115168, 56393960, 112787920, 225575840]

約数ペア:

[(1, 225575840), (2, 112787920), (4, 56393960), (5, 45115168), (7, 32225120), (8, 28196980), (10, 22557584), (14, 16112560), (16, 14098490), (20, 11278792), (28, 8056280), (31, 7276640), (32, 7049245), (35, 6445024), (40, 5639396), (56, 4028140), (62, 3638320), (70, 3222512), (73, 3090080), (80, 2819698), (89, 2534560), (112, 2014070), (124, 1819160), (140, 1611256), (146, 1545040), (155, 1455328), (160, 1409849), (178, 1267280), (217, 1039520), (224, 1007035), (248, 909580), (280, 805628), (292, 772520), (310, 727664), (356, 633640), (365, 618016), (434, 519760), (445, 506912), (496, 454790), (511, 441440), (560, 402814), (584, 386260), (620, 363832), (623, 362080), (712, 316820), (730, 309008), (868, 259880), (890, 253456), (992, 227395), (1022, 220720), (1085, 207904), (1120, 201407), (1168, 193130), (1240, 181916), (1246, 181040), (1424, 158410), (1460, 154504), (1736, 129940), (1780, 126728), (2044, 110360), (2170, 103952), (2263, 99680), (2336, 96565), (2480, 90958), (2492, 90520), (2555, 88288), (2759, 81760), (2848, 79205), (2920, 77252), (3115, 72416), (3472, 64970), (3560, 63364), (4088, 55180), (4340, 51976), (4526, 49840), (4960, 45479), (4984, 45260), (5110, 44144), (5518, 40880), (5840, 38626), (6230, 36208), (6497, 34720), (6944, 32485), (7120, 31682), (8176, 27590), (8680, 25988), (9052, 24920), (9968, 22630), (10220, 22072), (11036, 20440), (11315, 19936), (11680, 19313), (12460, 18104), (12994, 17360), (13795, 16352), (14240, 15841)]