266927360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^3$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 755069952

約数和(自身を除く): 488142592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 961, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1922, 1984, 2170, 2240, 2480, 3472, 3844, 3968, 4340, 4480, 4805, 4960, 6727, 6944, 7688, 7936, 8680, 8960, 9610, 9920, 13454, 13888, 15376, 17360, 19220, 19840, 26908, 27776, 29791, 30752, 33635, 34720, 38440, 39680, 53816, 55552, 59582, 61504, 67270, 69440, 76880, 107632, 119164, 123008, 134540, 138880, 148955, 153760, 208537, 215264, 238328, 246016, 269080, 277760, 297910, 307520, 417074, 430528, 476656, 538160, 595820, 615040, 834148, 861056, 953312, 1042685, 1076320, 1191640, 1230080, 1668296, 1722112, 1906624, 2085370, 2152640, 2383280, 3336592, 3813248, 4170740, 4305280, 4766560, 6673184, 7626496, 8341480, 8610560, 9533120, 13346368, 16682960, 19066240, 26692736, 33365920, 38132480, 53385472, 66731840, 133463680, 266927360]

約数ペア:

[(1, 266927360), (2, 133463680), (4, 66731840), (5, 53385472), (7, 38132480), (8, 33365920), (10, 26692736), (14, 19066240), (16, 16682960), (20, 13346368), (28, 9533120), (31, 8610560), (32, 8341480), (35, 7626496), (40, 6673184), (56, 4766560), (62, 4305280), (64, 4170740), (70, 3813248), (80, 3336592), (112, 2383280), (124, 2152640), (128, 2085370), (140, 1906624), (155, 1722112), (160, 1668296), (217, 1230080), (224, 1191640), (248, 1076320), (256, 1042685), (280, 953312), (310, 861056), (320, 834148), (434, 615040), (448, 595820), (496, 538160), (560, 476656), (620, 430528), (640, 417074), (868, 307520), (896, 297910), (961, 277760), (992, 269080), (1085, 246016), (1120, 238328), (1240, 215264), (1280, 208537), (1736, 153760), (1792, 148955), (1922, 138880), (1984, 134540), (2170, 123008), (2240, 119164), (2480, 107632), (3472, 76880), (3844, 69440), (3968, 67270), (4340, 61504), (4480, 59582), (4805, 55552), (4960, 53816), (6727, 39680), (6944, 38440), (7688, 34720), (7936, 33635), (8680, 30752), (8960, 29791), (9610, 27776), (9920, 26908), (13454, 19840), (13888, 19220), (15376, 17360)]