221226120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10781}}^1$

素因数の和:10820

約数の個数: 128

約数和(自身を含む): 776304000

約数和(自身を除く): 555077880

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, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 10781, 20520, 21562, 32343, 43124, 53905, 64686, 86248, 97029, 107810, 129372, 161715, 194058, 204839, 215620, 258744, 291087, 323430, 388116, 409678, 431240, 485145, 582174, 614517, 646860, 776232, 819356, 970290, 1024195, 1164348, 1229034, 1293720, 1455435, 1638712, 1843551, 1940580, 2048390, 2328696, 2458068, 2910870, 3072585, 3687102, 3881160, 4096780, 4916136, 5530653, 5821740, 6145170, 7374204, 8193560, 9217755, 11061306, 11643480, 12290340, 14748408, 18435510, 22122612, 24580680, 27653265, 36871020, 44245224, 55306530, 73742040, 110613060, 221226120]

約数ペア:

[(1, 221226120), (2, 110613060), (3, 73742040), (4, 55306530), (5, 44245224), (6, 36871020), (8, 27653265), (9, 24580680), (10, 22122612), (12, 18435510), (15, 14748408), (18, 12290340), (19, 11643480), (20, 11061306), (24, 9217755), (27, 8193560), (30, 7374204), (36, 6145170), (38, 5821740), (40, 5530653), (45, 4916136), (54, 4096780), (57, 3881160), (60, 3687102), (72, 3072585), (76, 2910870), (90, 2458068), (95, 2328696), (108, 2048390), (114, 1940580), (120, 1843551), (135, 1638712), (152, 1455435), (171, 1293720), (180, 1229034), (190, 1164348), (216, 1024195), (228, 970290), (270, 819356), (285, 776232), (342, 646860), (360, 614517), (380, 582174), (456, 485145), (513, 431240), (540, 409678), (570, 388116), (684, 323430), (760, 291087), (855, 258744), (1026, 215620), (1080, 204839), (1140, 194058), (1368, 161715), (1710, 129372), (2052, 107810), (2280, 97029), (2565, 86248), (3420, 64686), (4104, 53905), (5130, 43124), (6840, 32343), (10260, 21562), (10781, 20520)]