1388891167120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{587}}^1\times {\mathrm{2549}}^1$

素因数の和:3473

約数の個数: 160

約数和(自身を含む): 3326580835200

約数和(自身を除く): 1937689668080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 283, 328, 410, 566, 587, 656, 820, 1132, 1174, 1415, 1640, 2264, 2348, 2549, 2830, 2935, 3280, 4528, 4696, 5098, 5660, 5870, 9392, 10196, 11320, 11603, 11740, 12745, 20392, 22640, 23206, 23480, 24067, 25490, 40784, 46412, 46960, 48134, 50980, 58015, 92824, 96268, 101960, 104509, 116030, 120335, 166121, 185648, 192536, 203920, 209018, 232060, 240670, 332242, 385072, 418036, 464120, 481340, 522545, 664484, 721367, 830605, 836072, 928240, 962680, 1045090, 1328968, 1442734, 1496263, 1661210, 1672144, 1925360, 2090180, 2657936, 2885468, 2992526, 3322420, 3606835, 4180360, 5770936, 5985052, 6644840, 6810961, 7213670, 7481315, 8360720, 11541872, 11970104, 13289680, 13621922, 14427340, 14962630, 23940208, 27243844, 28854680, 29576047, 29925260, 34054805, 54487688, 57709360, 59152094, 59850520, 61346783, 68109610, 108975376, 118304188, 119701040, 122693566, 136219220, 147880235, 236608376, 245387132, 272438440, 295760470, 306733915, 423442429, 473216752, 490774264, 544876880, 591520940, 613467830, 846884858, 981548528, 1183041880, 1226935660, 1693769716, 2117212145, 2366083760, 2453871320, 3387539432, 4234424290, 4907742640, 6775078864, 8468848580, 16937697160, 17361139589, 33875394320, 34722279178, 69444558356, 86805697945, 138889116712, 173611395890, 277778233424, 347222791780, 694445583560, 1388891167120]

約数ペア:

[(1, 1388891167120), (2, 694445583560), (4, 347222791780), (5, 277778233424), (8, 173611395890), (10, 138889116712), (16, 86805697945), (20, 69444558356), (40, 34722279178), (41, 33875394320), (80, 17361139589), (82, 16937697160), (164, 8468848580), (205, 6775078864), (283, 4907742640), (328, 4234424290), (410, 3387539432), (566, 2453871320), (587, 2366083760), (656, 2117212145), (820, 1693769716), (1132, 1226935660), (1174, 1183041880), (1415, 981548528), (1640, 846884858), (2264, 613467830), (2348, 591520940), (2549, 544876880), (2830, 490774264), (2935, 473216752), (3280, 423442429), (4528, 306733915), (4696, 295760470), (5098, 272438440), (5660, 245387132), (5870, 236608376), (9392, 147880235), (10196, 136219220), (11320, 122693566), (11603, 119701040), (11740, 118304188), (12745, 108975376), (20392, 68109610), (22640, 61346783), (23206, 59850520), (23480, 59152094), (24067, 57709360), (25490, 54487688), (40784, 34054805), (46412, 29925260), (46960, 29576047), (48134, 28854680), (50980, 27243844), (58015, 23940208), (92824, 14962630), (96268, 14427340), (101960, 13621922), (104509, 13289680), (116030, 11970104), (120335, 11541872), (166121, 8360720), (185648, 7481315), (192536, 7213670), (203920, 6810961), (209018, 6644840), (232060, 5985052), (240670, 5770936), (332242, 4180360), (385072, 3606835), (418036, 3322420), (464120, 2992526), (481340, 2885468), (522545, 2657936), (664484, 2090180), (721367, 1925360), (830605, 1672144), (836072, 1661210), (928240, 1496263), (962680, 1442734), (1045090, 1328968)]