56349440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 162865920

約数和(自身を除く): 106516480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 331, 380, 448, 532, 560, 608, 640, 662, 665, 760, 896, 1064, 1120, 1216, 1280, 1324, 1330, 1520, 1655, 1792, 2128, 2240, 2317, 2432, 2648, 2660, 3040, 3310, 4256, 4480, 4634, 4864, 5296, 5320, 6080, 6289, 6620, 8512, 8960, 9268, 10592, 10640, 11585, 12160, 12578, 13240, 17024, 18536, 21184, 21280, 23170, 24320, 25156, 26480, 31445, 34048, 37072, 42368, 42560, 44023, 46340, 50312, 52960, 62890, 74144, 84736, 85120, 88046, 92680, 100624, 105920, 125780, 148288, 170240, 176092, 185360, 201248, 211840, 220115, 251560, 296576, 352184, 370720, 402496, 423680, 440230, 503120, 593152, 704368, 741440, 804992, 880460, 1006240, 1408736, 1482880, 1609984, 1760920, 2012480, 2817472, 2965760, 3521840, 4024960, 5634944, 7043680, 8049920, 11269888, 14087360, 28174720, 56349440]

約数ペア:

[(1, 56349440), (2, 28174720), (4, 14087360), (5, 11269888), (7, 8049920), (8, 7043680), (10, 5634944), (14, 4024960), (16, 3521840), (19, 2965760), (20, 2817472), (28, 2012480), (32, 1760920), (35, 1609984), (38, 1482880), (40, 1408736), (56, 1006240), (64, 880460), (70, 804992), (76, 741440), (80, 704368), (95, 593152), (112, 503120), (128, 440230), (133, 423680), (140, 402496), (152, 370720), (160, 352184), (190, 296576), (224, 251560), (256, 220115), (266, 211840), (280, 201248), (304, 185360), (320, 176092), (331, 170240), (380, 148288), (448, 125780), (532, 105920), (560, 100624), (608, 92680), (640, 88046), (662, 85120), (665, 84736), (760, 74144), (896, 62890), (1064, 52960), (1120, 50312), (1216, 46340), (1280, 44023), (1324, 42560), (1330, 42368), (1520, 37072), (1655, 34048), (1792, 31445), (2128, 26480), (2240, 25156), (2317, 24320), (2432, 23170), (2648, 21280), (2660, 21184), (3040, 18536), (3310, 17024), (4256, 13240), (4480, 12578), (4634, 12160), (4864, 11585), (5296, 10640), (5320, 10592), (6080, 9268), (6289, 8960), (6620, 8512)]