8889427840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19001}}^1$

素因数の和:19080

約数の個数: 128

約数和(自身を含む): 23025863520

約数和(自身を除く): 14136435680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 160, 170, 172, 215, 272, 320, 340, 344, 430, 544, 640, 680, 688, 731, 860, 1088, 1360, 1376, 1462, 1720, 2176, 2720, 2752, 2924, 3440, 3655, 5440, 5504, 5848, 6880, 7310, 10880, 11696, 13760, 14620, 19001, 23392, 27520, 29240, 38002, 46784, 58480, 76004, 93568, 95005, 116960, 152008, 190010, 233920, 304016, 323017, 380020, 467840, 608032, 646034, 760040, 817043, 1216064, 1292068, 1520080, 1615085, 1634086, 2432128, 2584136, 3040160, 3230170, 3268172, 4085215, 5168272, 6080320, 6460340, 6536344, 8170430, 10336544, 12160640, 12920680, 13072688, 13889731, 16340860, 20673088, 25841360, 26145376, 27779462, 32681720, 41346176, 51682720, 52290752, 55558924, 65363440, 69448655, 103365440, 104581504, 111117848, 130726880, 138897310, 206730880, 222235696, 261453760, 277794620, 444471392, 522907520, 555589240, 888942784, 1111178480, 1777885568, 2222356960, 4444713920, 8889427840]

約数ペア:

[(1, 8889427840), (2, 4444713920), (4, 2222356960), (5, 1777885568), (8, 1111178480), (10, 888942784), (16, 555589240), (17, 522907520), (20, 444471392), (32, 277794620), (34, 261453760), (40, 222235696), (43, 206730880), (64, 138897310), (68, 130726880), (80, 111117848), (85, 104581504), (86, 103365440), (128, 69448655), (136, 65363440), (160, 55558924), (170, 52290752), (172, 51682720), (215, 41346176), (272, 32681720), (320, 27779462), (340, 26145376), (344, 25841360), (430, 20673088), (544, 16340860), (640, 13889731), (680, 13072688), (688, 12920680), (731, 12160640), (860, 10336544), (1088, 8170430), (1360, 6536344), (1376, 6460340), (1462, 6080320), (1720, 5168272), (2176, 4085215), (2720, 3268172), (2752, 3230170), (2924, 3040160), (3440, 2584136), (3655, 2432128), (5440, 1634086), (5504, 1615085), (5848, 1520080), (6880, 1292068), (7310, 1216064), (10880, 817043), (11696, 760040), (13760, 646034), (14620, 608032), (19001, 467840), (23392, 380020), (27520, 323017), (29240, 304016), (38002, 233920), (46784, 190010), (58480, 152008), (76004, 116960), (93568, 95005)]