141379840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 400296960

約数和(自身を除く): 258917120

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, 509, 560, 620, 640, 868, 896, 992, 1018, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2036, 2170, 2240, 2480, 2545, 3472, 3563, 3968, 4072, 4340, 4480, 4960, 5090, 6944, 7126, 7936, 8144, 8680, 8960, 9920, 10180, 13888, 14252, 15779, 16288, 17360, 17815, 19840, 20360, 27776, 28504, 31558, 32576, 34720, 35630, 39680, 40720, 55552, 57008, 63116, 65152, 69440, 71260, 78895, 81440, 110453, 114016, 126232, 130304, 138880, 142520, 157790, 162880, 220906, 228032, 252464, 277760, 285040, 315580, 325760, 441812, 456064, 504928, 552265, 570080, 631160, 651520, 883624, 912128, 1009856, 1104530, 1140160, 1262320, 1767248, 2019712, 2209060, 2280320, 2524640, 3534496, 4039424, 4418120, 4560640, 5049280, 7068992, 8836240, 10098560, 14137984, 17672480, 20197120, 28275968, 35344960, 70689920, 141379840]

約数ペア:

[(1, 141379840), (2, 70689920), (4, 35344960), (5, 28275968), (7, 20197120), (8, 17672480), (10, 14137984), (14, 10098560), (16, 8836240), (20, 7068992), (28, 5049280), (31, 4560640), (32, 4418120), (35, 4039424), (40, 3534496), (56, 2524640), (62, 2280320), (64, 2209060), (70, 2019712), (80, 1767248), (112, 1262320), (124, 1140160), (128, 1104530), (140, 1009856), (155, 912128), (160, 883624), (217, 651520), (224, 631160), (248, 570080), (256, 552265), (280, 504928), (310, 456064), (320, 441812), (434, 325760), (448, 315580), (496, 285040), (509, 277760), (560, 252464), (620, 228032), (640, 220906), (868, 162880), (896, 157790), (992, 142520), (1018, 138880), (1085, 130304), (1120, 126232), (1240, 114016), (1280, 110453), (1736, 81440), (1792, 78895), (1984, 71260), (2036, 69440), (2170, 65152), (2240, 63116), (2480, 57008), (2545, 55552), (3472, 40720), (3563, 39680), (3968, 35630), (4072, 34720), (4340, 32576), (4480, 31558), (4960, 28504), (5090, 27776), (6944, 20360), (7126, 19840), (7936, 17815), (8144, 17360), (8680, 16288), (8960, 15779), (9920, 14252), (10180, 13888)]