2490222560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4289

約数の個数: 192

約数和(自身を含む): 7350497280

約数和(自身を除く): 4860274720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 160, 170, 217, 224, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 544, 560, 595, 620, 680, 868, 952, 992, 1054, 1085, 1120, 1190, 1240, 1360, 1736, 1904, 2108, 2170, 2380, 2480, 2635, 2720, 3472, 3689, 3808, 4216, 4219, 4340, 4760, 4960, 5270, 6944, 7378, 8432, 8438, 8680, 9520, 10540, 14756, 16864, 16876, 17360, 18445, 19040, 21080, 21095, 29512, 29533, 33752, 34720, 36890, 42160, 42190, 59024, 59066, 67504, 71723, 73780, 84320, 84380, 118048, 118132, 130789, 135008, 143446, 147560, 147665, 168760, 236264, 261578, 286892, 295120, 295330, 337520, 358615, 472528, 502061, 523156, 573784, 590240, 590660, 653945, 675040, 717230, 915523, 945056, 1004122, 1046312, 1147568, 1181320, 1307890, 1434460, 1831046, 2008244, 2092624, 2223413, 2295136, 2362640, 2510305, 2615780, 2868920, 3662092, 4016488, 4185248, 4446826, 4577615, 4725280, 5020610, 5231560, 5737840, 7324184, 8032976, 8893652, 9155230, 10041220, 10463120, 11117065, 11475680, 14648368, 15563891, 16065952, 17787304, 18310460, 20082440, 20926240, 22234130, 29296736, 31127782, 35574608, 36620920, 40164880, 44468260, 62255564, 71149216, 73241840, 77819455, 80329760, 88936520, 124511128, 146483680, 155638910, 177873040, 249022256, 311277820, 355746080, 498044512, 622555640, 1245111280, 2490222560]

約数ペア:

[(1, 2490222560), (2, 1245111280), (4, 622555640), (5, 498044512), (7, 355746080), (8, 311277820), (10, 249022256), (14, 177873040), (16, 155638910), (17, 146483680), (20, 124511128), (28, 88936520), (31, 80329760), (32, 77819455), (34, 73241840), (35, 71149216), (40, 62255564), (56, 44468260), (62, 40164880), (68, 36620920), (70, 35574608), (80, 31127782), (85, 29296736), (112, 22234130), (119, 20926240), (124, 20082440), (136, 18310460), (140, 17787304), (155, 16065952), (160, 15563891), (170, 14648368), (217, 11475680), (224, 11117065), (238, 10463120), (248, 10041220), (272, 9155230), (280, 8893652), (310, 8032976), (340, 7324184), (434, 5737840), (476, 5231560), (496, 5020610), (527, 4725280), (544, 4577615), (560, 4446826), (595, 4185248), (620, 4016488), (680, 3662092), (868, 2868920), (952, 2615780), (992, 2510305), (1054, 2362640), (1085, 2295136), (1120, 2223413), (1190, 2092624), (1240, 2008244), (1360, 1831046), (1736, 1434460), (1904, 1307890), (2108, 1181320), (2170, 1147568), (2380, 1046312), (2480, 1004122), (2635, 945056), (2720, 915523), (3472, 717230), (3689, 675040), (3808, 653945), (4216, 590660), (4219, 590240), (4340, 573784), (4760, 523156), (4960, 502061), (5270, 472528), (6944, 358615), (7378, 337520), (8432, 295330), (8438, 295120), (8680, 286892), (9520, 261578), (10540, 236264), (14756, 168760), (16864, 147665), (16876, 147560), (17360, 143446), (18445, 135008), (19040, 130789), (21080, 118132), (21095, 118048), (29512, 84380), (29533, 84320), (33752, 73780), (34720, 71723), (36890, 67504), (42160, 59066), (42190, 59024)]