128598840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2131

約数の個数: 160

約数和(自身を含む): 455202000

約数和(自身を除く): 326603160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2089, 2280, 2565, 3078, 3240, 3420, 4104, 4178, 5130, 6156, 6267, 6840, 7695, 8356, 10260, 10445, 12312, 12534, 15390, 16712, 18801, 20520, 20890, 25068, 30780, 31335, 37602, 39691, 41780, 50136, 56403, 61560, 62670, 75204, 79382, 83560, 94005, 112806, 119073, 125340, 150408, 158764, 169209, 188010, 198455, 225612, 238146, 250680, 282015, 317528, 338418, 357219, 376020, 396910, 451224, 476292, 564030, 595365, 676836, 714438, 752040, 793820, 846045, 952584, 1071657, 1128060, 1190730, 1353672, 1428876, 1587640, 1692090, 1786095, 2143314, 2256120, 2381460, 2857752, 3214971, 3384180, 3572190, 4286628, 4762920, 5358285, 6429942, 6768360, 7144380, 8573256, 10716570, 12859884, 14288760, 16074855, 21433140, 25719768, 32149710, 42866280, 64299420, 128598840]

約数ペア:

[(1, 128598840), (2, 64299420), (3, 42866280), (4, 32149710), (5, 25719768), (6, 21433140), (8, 16074855), (9, 14288760), (10, 12859884), (12, 10716570), (15, 8573256), (18, 7144380), (19, 6768360), (20, 6429942), (24, 5358285), (27, 4762920), (30, 4286628), (36, 3572190), (38, 3384180), (40, 3214971), (45, 2857752), (54, 2381460), (57, 2256120), (60, 2143314), (72, 1786095), (76, 1692090), (81, 1587640), (90, 1428876), (95, 1353672), (108, 1190730), (114, 1128060), (120, 1071657), (135, 952584), (152, 846045), (162, 793820), (171, 752040), (180, 714438), (190, 676836), (216, 595365), (228, 564030), (270, 476292), (285, 451224), (324, 396910), (342, 376020), (360, 357219), (380, 338418), (405, 317528), (456, 282015), (513, 250680), (540, 238146), (570, 225612), (648, 198455), (684, 188010), (760, 169209), (810, 158764), (855, 150408), (1026, 125340), (1080, 119073), (1140, 112806), (1368, 94005), (1539, 83560), (1620, 79382), (1710, 75204), (2052, 62670), (2089, 61560), (2280, 56403), (2565, 50136), (3078, 41780), (3240, 39691), (3420, 37602), (4104, 31335), (4178, 30780), (5130, 25068), (6156, 20890), (6267, 20520), (6840, 18801), (7695, 16712), (8356, 15390), (10260, 12534), (10445, 12312)]