198994880

素因数分解:

$2^6\times 5^1\times 7^5\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 168

約数和(自身を含む): 567769248

約数和(自身を除く): 368774368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 320, 343, 370, 392, 448, 490, 518, 560, 592, 686, 740, 784, 980, 1036, 1120, 1184, 1295, 1372, 1480, 1568, 1715, 1813, 1960, 2072, 2240, 2368, 2401, 2590, 2744, 2960, 3136, 3430, 3626, 3920, 4144, 4802, 5180, 5488, 5920, 6860, 7252, 7840, 8288, 9065, 9604, 10360, 10976, 11840, 12005, 12691, 13720, 14504, 15680, 16576, 16807, 18130, 19208, 20720, 21952, 24010, 25382, 27440, 29008, 33614, 36260, 38416, 41440, 48020, 50764, 54880, 58016, 63455, 67228, 72520, 76832, 82880, 84035, 88837, 96040, 101528, 109760, 116032, 126910, 134456, 145040, 153664, 168070, 177674, 192080, 203056, 253820, 268912, 290080, 336140, 355348, 384160, 406112, 444185, 507640, 537824, 580160, 621859, 672280, 710696, 768320, 812224, 888370, 1015280, 1075648, 1243718, 1344560, 1421392, 1776740, 2030560, 2487436, 2689120, 2842784, 3109295, 3553480, 4061120, 4974872, 5378240, 5685568, 6218590, 7106960, 9949744, 12437180, 14213920, 19899488, 24874360, 28427840, 39798976, 49748720, 99497440, 198994880]

約数ペア:

[(1, 198994880), (2, 99497440), (4, 49748720), (5, 39798976), (7, 28427840), (8, 24874360), (10, 19899488), (14, 14213920), (16, 12437180), (20, 9949744), (28, 7106960), (32, 6218590), (35, 5685568), (37, 5378240), (40, 4974872), (49, 4061120), (56, 3553480), (64, 3109295), (70, 2842784), (74, 2689120), (80, 2487436), (98, 2030560), (112, 1776740), (140, 1421392), (148, 1344560), (160, 1243718), (185, 1075648), (196, 1015280), (224, 888370), (245, 812224), (259, 768320), (280, 710696), (296, 672280), (320, 621859), (343, 580160), (370, 537824), (392, 507640), (448, 444185), (490, 406112), (518, 384160), (560, 355348), (592, 336140), (686, 290080), (740, 268912), (784, 253820), (980, 203056), (1036, 192080), (1120, 177674), (1184, 168070), (1295, 153664), (1372, 145040), (1480, 134456), (1568, 126910), (1715, 116032), (1813, 109760), (1960, 101528), (2072, 96040), (2240, 88837), (2368, 84035), (2401, 82880), (2590, 76832), (2744, 72520), (2960, 67228), (3136, 63455), (3430, 58016), (3626, 54880), (3920, 50764), (4144, 48020), (4802, 41440), (5180, 38416), (5488, 36260), (5920, 33614), (6860, 29008), (7252, 27440), (7840, 25382), (8288, 24010), (9065, 21952), (9604, 20720), (10360, 19208), (10976, 18130), (11840, 16807), (12005, 16576), (12691, 15680), (13720, 14504)]