1554821120

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 156

約数和(自身を含む): 3904158240

約数和(自身を除く): 2349337120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 128, 155, 158, 160, 248, 256, 310, 316, 320, 395, 496, 512, 620, 632, 640, 790, 961, 992, 1024, 1240, 1264, 1280, 1580, 1922, 1984, 2048, 2449, 2480, 2528, 2560, 3160, 3844, 3968, 4096, 4805, 4898, 4960, 5056, 5120, 6320, 7688, 7936, 9610, 9796, 9920, 10112, 10240, 12245, 12640, 15376, 15872, 19220, 19592, 19840, 20224, 20480, 24490, 25280, 30752, 31744, 38440, 39184, 39680, 40448, 48980, 50560, 61504, 63488, 75919, 76880, 78368, 79360, 80896, 97960, 101120, 123008, 126976, 151838, 153760, 156736, 158720, 161792, 195920, 202240, 246016, 303676, 307520, 313472, 317440, 323584, 379595, 391840, 404480, 492032, 607352, 615040, 626944, 634880, 759190, 783680, 808960, 984064, 1214704, 1230080, 1253888, 1518380, 1567360, 1617920, 1968128, 2429408, 2460160, 2507776, 3036760, 3134720, 3936256, 4858816, 4920320, 5015552, 6073520, 6269440, 9717632, 9840640, 10031104, 12147040, 12538880, 19435264, 19681280, 24294080, 25077760, 38870528, 48588160, 50155520, 77741056, 97176320, 155482112, 194352640, 310964224, 388705280, 777410560, 1554821120]

約数ペア:

[(1, 1554821120), (2, 777410560), (4, 388705280), (5, 310964224), (8, 194352640), (10, 155482112), (16, 97176320), (20, 77741056), (31, 50155520), (32, 48588160), (40, 38870528), (62, 25077760), (64, 24294080), (79, 19681280), (80, 19435264), (124, 12538880), (128, 12147040), (155, 10031104), (158, 9840640), (160, 9717632), (248, 6269440), (256, 6073520), (310, 5015552), (316, 4920320), (320, 4858816), (395, 3936256), (496, 3134720), (512, 3036760), (620, 2507776), (632, 2460160), (640, 2429408), (790, 1968128), (961, 1617920), (992, 1567360), (1024, 1518380), (1240, 1253888), (1264, 1230080), (1280, 1214704), (1580, 984064), (1922, 808960), (1984, 783680), (2048, 759190), (2449, 634880), (2480, 626944), (2528, 615040), (2560, 607352), (3160, 492032), (3844, 404480), (3968, 391840), (4096, 379595), (4805, 323584), (4898, 317440), (4960, 313472), (5056, 307520), (5120, 303676), (6320, 246016), (7688, 202240), (7936, 195920), (9610, 161792), (9796, 158720), (9920, 156736), (10112, 153760), (10240, 151838), (12245, 126976), (12640, 123008), (15376, 101120), (15872, 97960), (19220, 80896), (19592, 79360), (19840, 78368), (20224, 76880), (20480, 75919), (24490, 63488), (25280, 61504), (30752, 50560), (31744, 48980), (38440, 40448), (39184, 39680)]