31386046720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{112997}}^1$

素因数の和:113056

約数の個数: 144

約数和(自身を含む): 88691678208

約数和(自身を除く): 57305631488

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, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4340, 4480, 4960, 6944, 7936, 8680, 8960, 9920, 13888, 17360, 19840, 27776, 34720, 39680, 55552, 69440, 112997, 138880, 225994, 277760, 451988, 564985, 790979, 903976, 1129970, 1581958, 1807952, 2259940, 3163916, 3502907, 3615904, 3954895, 4519880, 6327832, 7005814, 7231808, 7909790, 9039760, 12655664, 14011628, 14463616, 15819580, 17514535, 18079520, 24520349, 25311328, 28023256, 28927232, 31639160, 35029070, 36159040, 49040698, 50622656, 56046512, 63278320, 70058140, 72318080, 98081396, 101245312, 112093024, 122601745, 126556640, 140116280, 144636160, 196162792, 202490624, 224186048, 245203490, 253113280, 280232560, 392325584, 448372096, 490406980, 506226560, 560465120, 784651168, 896744192, 980813960, 1012453120, 1120930240, 1569302336, 1961627920, 2241860480, 3138604672, 3923255840, 4483720960, 6277209344, 7846511680, 15693023360, 31386046720]

約数ペア:

[(1, 31386046720), (2, 15693023360), (4, 7846511680), (5, 6277209344), (7, 4483720960), (8, 3923255840), (10, 3138604672), (14, 2241860480), (16, 1961627920), (20, 1569302336), (28, 1120930240), (31, 1012453120), (32, 980813960), (35, 896744192), (40, 784651168), (56, 560465120), (62, 506226560), (64, 490406980), (70, 448372096), (80, 392325584), (112, 280232560), (124, 253113280), (128, 245203490), (140, 224186048), (155, 202490624), (160, 196162792), (217, 144636160), (224, 140116280), (248, 126556640), (256, 122601745), (280, 112093024), (310, 101245312), (320, 98081396), (434, 72318080), (448, 70058140), (496, 63278320), (560, 56046512), (620, 50622656), (640, 49040698), (868, 36159040), (896, 35029070), (992, 31639160), (1085, 28927232), (1120, 28023256), (1240, 25311328), (1280, 24520349), (1736, 18079520), (1792, 17514535), (1984, 15819580), (2170, 14463616), (2240, 14011628), (2480, 12655664), (3472, 9039760), (3968, 7909790), (4340, 7231808), (4480, 7005814), (4960, 6327832), (6944, 4519880), (7936, 3954895), (8680, 3615904), (8960, 3502907), (9920, 3163916), (13888, 2259940), (17360, 1807952), (19840, 1581958), (27776, 1129970), (34720, 903976), (39680, 790979), (55552, 564985), (69440, 451988), (112997, 277760), (138880, 225994)]