349448120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 937820160

約数和(自身を除く): 588372040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 127, 140, 155, 217, 248, 254, 280, 310, 317, 434, 508, 620, 634, 635, 868, 889, 1016, 1085, 1240, 1268, 1270, 1585, 1736, 1778, 2170, 2219, 2536, 2540, 3170, 3556, 3937, 4340, 4438, 4445, 5080, 6340, 7112, 7874, 8680, 8876, 8890, 9827, 11095, 12680, 15748, 17752, 17780, 19654, 19685, 22190, 27559, 31496, 35560, 39308, 39370, 40259, 44380, 49135, 55118, 68789, 78616, 78740, 80518, 88760, 98270, 110236, 137578, 137795, 157480, 161036, 196540, 201295, 220472, 275156, 275590, 281813, 322072, 343945, 393080, 402590, 550312, 551180, 563626, 687890, 805180, 1102360, 1127252, 1248029, 1375780, 1409065, 1610360, 2254504, 2496058, 2751560, 2818130, 4992116, 5636260, 6240145, 8736203, 9984232, 11272520, 12480290, 17472406, 24960580, 34944812, 43681015, 49921160, 69889624, 87362030, 174724060, 349448120]

約数ペア:

[(1, 349448120), (2, 174724060), (4, 87362030), (5, 69889624), (7, 49921160), (8, 43681015), (10, 34944812), (14, 24960580), (20, 17472406), (28, 12480290), (31, 11272520), (35, 9984232), (40, 8736203), (56, 6240145), (62, 5636260), (70, 4992116), (124, 2818130), (127, 2751560), (140, 2496058), (155, 2254504), (217, 1610360), (248, 1409065), (254, 1375780), (280, 1248029), (310, 1127252), (317, 1102360), (434, 805180), (508, 687890), (620, 563626), (634, 551180), (635, 550312), (868, 402590), (889, 393080), (1016, 343945), (1085, 322072), (1240, 281813), (1268, 275590), (1270, 275156), (1585, 220472), (1736, 201295), (1778, 196540), (2170, 161036), (2219, 157480), (2536, 137795), (2540, 137578), (3170, 110236), (3556, 98270), (3937, 88760), (4340, 80518), (4438, 78740), (4445, 78616), (5080, 68789), (6340, 55118), (7112, 49135), (7874, 44380), (8680, 40259), (8876, 39370), (8890, 39308), (9827, 35560), (11095, 31496), (12680, 27559), (15748, 22190), (17752, 19685), (17780, 19654)]