161916581120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{582937}}^1$

素因数の和:582996

約数の個数: 144

約数和(自身を含む): 457545704448

約数和(自身を除く): 295629123328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4340, 4480, 4960, 6944, 7936, 8680, 8960, 9920, 13888, 17360, 19840, 27776, 34720, 39680, 55552, 69440, 138880, 277760, 582937, 1165874, 2331748, 2914685, 4080559, 4663496, 5829370, 8161118, 9326992, 11658740, 16322236, 18071047, 18653984, 20402795, 23317480, 32644472, 36142094, 37307968, 40805590, 46634960, 65288944, 72284188, 74615936, 81611180, 90355235, 93269920, 126497329, 130577888, 144568376, 149231872, 163222360, 180710470, 186539840, 252994658, 261155776, 289136752, 326444720, 361420940, 373079680, 505989316, 522311552, 578273504, 632486645, 652889440, 722841880, 746159360, 1011978632, 1044623104, 1156547008, 1264973290, 1305778880, 1445683760, 2023957264, 2313094016, 2529946580, 2611557760, 2891367520, 4047914528, 4626188032, 5059893160, 5223115520, 5782735040, 8095829056, 10119786320, 11565470080, 16191658112, 20239572640, 23130940160, 32383316224, 40479145280, 80958290560, 161916581120]

約数ペア:

[(1, 161916581120), (2, 80958290560), (4, 40479145280), (5, 32383316224), (7, 23130940160), (8, 20239572640), (10, 16191658112), (14, 11565470080), (16, 10119786320), (20, 8095829056), (28, 5782735040), (31, 5223115520), (32, 5059893160), (35, 4626188032), (40, 4047914528), (56, 2891367520), (62, 2611557760), (64, 2529946580), (70, 2313094016), (80, 2023957264), (112, 1445683760), (124, 1305778880), (128, 1264973290), (140, 1156547008), (155, 1044623104), (160, 1011978632), (217, 746159360), (224, 722841880), (248, 652889440), (256, 632486645), (280, 578273504), (310, 522311552), (320, 505989316), (434, 373079680), (448, 361420940), (496, 326444720), (560, 289136752), (620, 261155776), (640, 252994658), (868, 186539840), (896, 180710470), (992, 163222360), (1085, 149231872), (1120, 144568376), (1240, 130577888), (1280, 126497329), (1736, 93269920), (1792, 90355235), (1984, 81611180), (2170, 74615936), (2240, 72284188), (2480, 65288944), (3472, 46634960), (3968, 40805590), (4340, 37307968), (4480, 36142094), (4960, 32644472), (6944, 23317480), (7936, 20402795), (8680, 18653984), (8960, 18071047), (9920, 16322236), (13888, 11658740), (17360, 9326992), (19840, 8161118), (27776, 5829370), (34720, 4663496), (39680, 4080559), (55552, 2914685), (69440, 2331748), (138880, 1165874), (277760, 582937)]