140864000

素因数分解:

$2^9\times 5^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 160

約数和(自身を含む): 367690752

約数和(自身を除く): 226826752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 71, 80, 100, 124, 125, 128, 142, 155, 160, 200, 248, 250, 256, 284, 310, 320, 355, 400, 496, 500, 512, 568, 620, 640, 710, 775, 800, 992, 1000, 1136, 1240, 1280, 1420, 1550, 1600, 1775, 1984, 2000, 2201, 2272, 2480, 2560, 2840, 3100, 3200, 3550, 3875, 3968, 4000, 4402, 4544, 4960, 5680, 6200, 6400, 7100, 7750, 7936, 8000, 8804, 8875, 9088, 9920, 11005, 11360, 12400, 12800, 14200, 15500, 15872, 16000, 17608, 17750, 18176, 19840, 22010, 22720, 24800, 28400, 31000, 32000, 35216, 35500, 36352, 39680, 44020, 45440, 49600, 55025, 56800, 62000, 64000, 70432, 71000, 79360, 88040, 90880, 99200, 110050, 113600, 124000, 140864, 142000, 176080, 181760, 198400, 220100, 227200, 248000, 275125, 281728, 284000, 352160, 396800, 440200, 454400, 496000, 550250, 563456, 568000, 704320, 880400, 908800, 992000, 1100500, 1126912, 1136000, 1408640, 1760800, 1984000, 2201000, 2272000, 2817280, 3521600, 4402000, 4544000, 5634560, 7043200, 8804000, 14086400, 17608000, 28172800, 35216000, 70432000, 140864000]

約数ペア:

[(1, 140864000), (2, 70432000), (4, 35216000), (5, 28172800), (8, 17608000), (10, 14086400), (16, 8804000), (20, 7043200), (25, 5634560), (31, 4544000), (32, 4402000), (40, 3521600), (50, 2817280), (62, 2272000), (64, 2201000), (71, 1984000), (80, 1760800), (100, 1408640), (124, 1136000), (125, 1126912), (128, 1100500), (142, 992000), (155, 908800), (160, 880400), (200, 704320), (248, 568000), (250, 563456), (256, 550250), (284, 496000), (310, 454400), (320, 440200), (355, 396800), (400, 352160), (496, 284000), (500, 281728), (512, 275125), (568, 248000), (620, 227200), (640, 220100), (710, 198400), (775, 181760), (800, 176080), (992, 142000), (1000, 140864), (1136, 124000), (1240, 113600), (1280, 110050), (1420, 99200), (1550, 90880), (1600, 88040), (1775, 79360), (1984, 71000), (2000, 70432), (2201, 64000), (2272, 62000), (2480, 56800), (2560, 55025), (2840, 49600), (3100, 45440), (3200, 44020), (3550, 39680), (3875, 36352), (3968, 35500), (4000, 35216), (4402, 32000), (4544, 31000), (4960, 28400), (5680, 24800), (6200, 22720), (6400, 22010), (7100, 19840), (7750, 18176), (7936, 17750), (8000, 17608), (8804, 16000), (8875, 15872), (9088, 15500), (9920, 14200), (11005, 12800), (11360, 12400)]