551279680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12953}}^1$

素因数の和:12996

約数の個数: 112

約数和(自身を含む): 1579351680

約数和(自身を除く): 1028072000

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, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 12953, 21280, 25906, 42560, 51812, 64765, 90671, 103624, 129530, 181342, 207248, 246107, 259060, 362684, 414496, 453355, 492214, 518120, 725368, 828992, 906710, 984428, 1036240, 1230535, 1450736, 1722749, 1813420, 1968856, 2072480, 2461070, 2901472, 3445498, 3626840, 3937712, 4144960, 4922140, 5802944, 6890996, 7253680, 7875424, 8613745, 9844280, 13781992, 14507360, 15750848, 17227490, 19688560, 27563984, 29014720, 34454980, 39377120, 55127968, 68909960, 78754240, 110255936, 137819920, 275639840, 551279680]

約数ペア:

[(1, 551279680), (2, 275639840), (4, 137819920), (5, 110255936), (7, 78754240), (8, 68909960), (10, 55127968), (14, 39377120), (16, 34454980), (19, 29014720), (20, 27563984), (28, 19688560), (32, 17227490), (35, 15750848), (38, 14507360), (40, 13781992), (56, 9844280), (64, 8613745), (70, 7875424), (76, 7253680), (80, 6890996), (95, 5802944), (112, 4922140), (133, 4144960), (140, 3937712), (152, 3626840), (160, 3445498), (190, 2901472), (224, 2461070), (266, 2072480), (280, 1968856), (304, 1813420), (320, 1722749), (380, 1450736), (448, 1230535), (532, 1036240), (560, 984428), (608, 906710), (665, 828992), (760, 725368), (1064, 518120), (1120, 492214), (1216, 453355), (1330, 414496), (1520, 362684), (2128, 259060), (2240, 246107), (2660, 207248), (3040, 181342), (4256, 129530), (5320, 103624), (6080, 90671), (8512, 64765), (10640, 51812), (12953, 42560), (21280, 25906)]