320851200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1029

約数の個数: 216

約数和(自身を含む): 1122303168

約数和(自身を除く): 801451968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 256, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 544, 600, 640, 680, 768, 800, 816, 850, 960, 983, 1020, 1088, 1200, 1275, 1280, 1360, 1600, 1632, 1700, 1920, 1966, 2040, 2176, 2400, 2550, 2720, 2949, 3200, 3264, 3400, 3840, 3932, 4080, 4352, 4800, 4915, 5100, 5440, 5898, 6400, 6528, 6800, 7864, 8160, 9600, 9830, 10200, 10880, 11796, 13056, 13600, 14745, 15728, 16320, 16711, 19200, 19660, 20400, 21760, 23592, 24575, 27200, 29490, 31456, 32640, 33422, 39320, 40800, 47184, 49150, 50133, 54400, 58980, 62912, 65280, 66844, 73725, 78640, 81600, 83555, 94368, 98300, 100266, 108800, 117960, 125824, 133688, 147450, 157280, 163200, 167110, 188736, 196600, 200532, 235920, 250665, 251648, 267376, 294900, 314560, 326400, 334220, 377472, 393200, 401064, 417775, 471840, 501330, 534752, 589800, 629120, 668440, 754944, 786400, 802128, 835550, 943680, 1002660, 1069504, 1179600, 1253325, 1258240, 1336880, 1572800, 1604256, 1671100, 1887360, 2005320, 2139008, 2359200, 2506650, 2673760, 3145600, 3208512, 3342200, 3774720, 4010640, 4278016, 4718400, 5013300, 5347520, 6291200, 6417024, 6684400, 8021280, 9436800, 10026600, 10695040, 12834048, 13368800, 16042560, 18873600, 20053200, 21390080, 26737600, 32085120, 40106400, 53475200, 64170240, 80212800, 106950400, 160425600, 320851200]

約数ペア:

[(1, 320851200), (2, 160425600), (3, 106950400), (4, 80212800), (5, 64170240), (6, 53475200), (8, 40106400), (10, 32085120), (12, 26737600), (15, 21390080), (16, 20053200), (17, 18873600), (20, 16042560), (24, 13368800), (25, 12834048), (30, 10695040), (32, 10026600), (34, 9436800), (40, 8021280), (48, 6684400), (50, 6417024), (51, 6291200), (60, 5347520), (64, 5013300), (68, 4718400), (75, 4278016), (80, 4010640), (85, 3774720), (96, 3342200), (100, 3208512), (102, 3145600), (120, 2673760), (128, 2506650), (136, 2359200), (150, 2139008), (160, 2005320), (170, 1887360), (192, 1671100), (200, 1604256), (204, 1572800), (240, 1336880), (255, 1258240), (256, 1253325), (272, 1179600), (300, 1069504), (320, 1002660), (340, 943680), (384, 835550), (400, 802128), (408, 786400), (425, 754944), (480, 668440), (510, 629120), (544, 589800), (600, 534752), (640, 501330), (680, 471840), (768, 417775), (800, 401064), (816, 393200), (850, 377472), (960, 334220), (983, 326400), (1020, 314560), (1088, 294900), (1200, 267376), (1275, 251648), (1280, 250665), (1360, 235920), (1600, 200532), (1632, 196600), (1700, 188736), (1920, 167110), (1966, 163200), (2040, 157280), (2176, 147450), (2400, 133688), (2550, 125824), (2720, 117960), (2949, 108800), (3200, 100266), (3264, 98300), (3400, 94368), (3840, 83555), (3932, 81600), (4080, 78640), (4352, 73725), (4800, 66844), (4915, 65280), (5100, 62912), (5440, 58980), (5898, 54400), (6400, 50133), (6528, 49150), (6800, 47184), (7864, 40800), (8160, 39320), (9600, 33422), (9830, 32640), (10200, 31456), (10880, 29490), (11796, 27200), (13056, 24575), (13600, 23592), (14745, 21760), (15728, 20400), (16320, 19660), (16711, 19200)]