2012161920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25561}}^1$

素因数の和:25624

約数の個数: 128

約数和(自身を含む): 6570456480

約数和(自身を除く): 4558294560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3936, 4920, 5248, 6560, 7872, 9840, 13120, 15744, 19680, 25561, 26240, 39360, 51122, 76683, 78720, 102244, 127805, 153366, 204488, 255610, 306732, 383415, 408976, 511220, 613464, 766830, 817952, 1022440, 1048001, 1226928, 1533660, 1635904, 2044880, 2096002, 2453856, 3067320, 3144003, 3271808, 4089760, 4192004, 4907712, 5240005, 6134640, 6288006, 8179520, 8384008, 9815424, 10480010, 12269280, 12576012, 15720015, 16359040, 16768016, 20960020, 24538560, 25152024, 31440030, 33536032, 41920040, 49077120, 50304048, 62880060, 67072064, 83840080, 100608096, 125760120, 134144128, 167680160, 201216192, 251520240, 335360320, 402432384, 503040480, 670720640, 1006080960, 2012161920]

約数ペア:

[(1, 2012161920), (2, 1006080960), (3, 670720640), (4, 503040480), (5, 402432384), (6, 335360320), (8, 251520240), (10, 201216192), (12, 167680160), (15, 134144128), (16, 125760120), (20, 100608096), (24, 83840080), (30, 67072064), (32, 62880060), (40, 50304048), (41, 49077120), (48, 41920040), (60, 33536032), (64, 31440030), (80, 25152024), (82, 24538560), (96, 20960020), (120, 16768016), (123, 16359040), (128, 15720015), (160, 12576012), (164, 12269280), (192, 10480010), (205, 9815424), (240, 8384008), (246, 8179520), (320, 6288006), (328, 6134640), (384, 5240005), (410, 4907712), (480, 4192004), (492, 4089760), (615, 3271808), (640, 3144003), (656, 3067320), (820, 2453856), (960, 2096002), (984, 2044880), (1230, 1635904), (1312, 1533660), (1640, 1226928), (1920, 1048001), (1968, 1022440), (2460, 817952), (2624, 766830), (3280, 613464), (3936, 511220), (4920, 408976), (5248, 383415), (6560, 306732), (7872, 255610), (9840, 204488), (13120, 153366), (15744, 127805), (19680, 102244), (25561, 78720), (26240, 76683), (39360, 51122)]