199562720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 192

約数和(自身を含む): 575963136

約数和(自身を除く): 376400416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 61, 70, 80, 92, 112, 115, 122, 127, 140, 160, 161, 184, 224, 230, 244, 254, 280, 305, 322, 368, 427, 460, 488, 508, 560, 610, 635, 644, 736, 805, 854, 889, 920, 976, 1016, 1120, 1220, 1270, 1288, 1403, 1610, 1708, 1778, 1840, 1952, 2032, 2135, 2440, 2540, 2576, 2806, 2921, 3220, 3416, 3556, 3680, 4064, 4270, 4445, 4880, 5080, 5152, 5612, 5842, 6440, 6832, 7015, 7112, 7747, 8540, 8890, 9760, 9821, 10160, 11224, 11684, 12880, 13664, 14030, 14224, 14605, 15494, 17080, 17780, 19642, 20320, 20447, 22448, 23368, 25760, 28060, 28448, 29210, 30988, 34160, 35560, 38735, 39284, 40894, 44896, 46736, 49105, 54229, 56120, 58420, 61976, 68320, 71120, 77470, 78568, 81788, 93472, 98210, 102235, 108458, 112240, 116840, 123952, 142240, 154940, 157136, 163576, 178181, 196420, 204470, 216916, 224480, 233680, 247904, 271145, 309880, 314272, 327152, 356362, 392840, 408940, 433832, 467360, 542290, 619760, 654304, 712724, 785680, 817880, 867664, 890905, 1084580, 1239520, 1247267, 1425448, 1571360, 1635760, 1735328, 1781810, 2169160, 2494534, 2850896, 3271520, 3563620, 4338320, 4989068, 5701792, 6236335, 7127240, 8676640, 9978136, 12472670, 14254480, 19956272, 24945340, 28508960, 39912544, 49890680, 99781360, 199562720]

約数ペア:

[(1, 199562720), (2, 99781360), (4, 49890680), (5, 39912544), (7, 28508960), (8, 24945340), (10, 19956272), (14, 14254480), (16, 12472670), (20, 9978136), (23, 8676640), (28, 7127240), (32, 6236335), (35, 5701792), (40, 4989068), (46, 4338320), (56, 3563620), (61, 3271520), (70, 2850896), (80, 2494534), (92, 2169160), (112, 1781810), (115, 1735328), (122, 1635760), (127, 1571360), (140, 1425448), (160, 1247267), (161, 1239520), (184, 1084580), (224, 890905), (230, 867664), (244, 817880), (254, 785680), (280, 712724), (305, 654304), (322, 619760), (368, 542290), (427, 467360), (460, 433832), (488, 408940), (508, 392840), (560, 356362), (610, 327152), (635, 314272), (644, 309880), (736, 271145), (805, 247904), (854, 233680), (889, 224480), (920, 216916), (976, 204470), (1016, 196420), (1120, 178181), (1220, 163576), (1270, 157136), (1288, 154940), (1403, 142240), (1610, 123952), (1708, 116840), (1778, 112240), (1840, 108458), (1952, 102235), (2032, 98210), (2135, 93472), (2440, 81788), (2540, 78568), (2576, 77470), (2806, 71120), (2921, 68320), (3220, 61976), (3416, 58420), (3556, 56120), (3680, 54229), (4064, 49105), (4270, 46736), (4445, 44896), (4880, 40894), (5080, 39284), (5152, 38735), (5612, 35560), (5842, 34160), (6440, 30988), (6832, 29210), (7015, 28448), (7112, 28060), (7747, 25760), (8540, 23368), (8890, 22448), (9760, 20447), (9821, 20320), (10160, 19642), (11224, 17780), (11684, 17080), (12880, 15494), (13664, 14605), (14030, 14224)]