128291800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 288

約数和(自身を含む): 400755600

約数和(自身を除く): 272463800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 49, 50, 52, 53, 56, 65, 70, 76, 91, 95, 98, 100, 104, 106, 130, 133, 140, 152, 175, 182, 190, 196, 200, 212, 245, 247, 260, 265, 266, 280, 325, 350, 364, 371, 380, 392, 424, 455, 475, 490, 494, 520, 530, 532, 637, 650, 665, 689, 700, 728, 742, 760, 910, 931, 950, 980, 988, 1007, 1060, 1064, 1225, 1235, 1274, 1300, 1325, 1330, 1378, 1400, 1484, 1729, 1820, 1855, 1862, 1900, 1960, 1976, 2014, 2120, 2275, 2450, 2470, 2548, 2597, 2600, 2650, 2660, 2756, 2968, 3185, 3325, 3445, 3458, 3640, 3710, 3724, 3800, 4028, 4550, 4655, 4823, 4900, 4940, 5035, 5096, 5194, 5300, 5320, 5512, 6175, 6370, 6650, 6890, 6916, 7049, 7420, 7448, 8056, 8645, 9100, 9275, 9310, 9646, 9800, 9880, 10070, 10388, 10600, 12103, 12350, 12740, 12985, 13091, 13300, 13780, 13832, 14098, 14840, 15925, 17225, 17290, 18200, 18550, 18620, 19292, 20140, 20776, 23275, 24115, 24206, 24700, 25175, 25480, 25970, 26182, 26600, 27560, 28196, 31850, 33761, 34450, 34580, 35245, 37100, 37240, 38584, 40280, 43225, 46550, 48230, 48412, 49343, 49400, 50350, 51940, 52364, 56392, 60515, 63700, 64925, 65455, 67522, 68900, 69160, 70490, 74200, 86450, 91637, 93100, 96460, 96824, 98686, 100700, 103880, 104728, 120575, 121030, 127400, 129850, 130910, 135044, 137800, 140980, 168805, 172900, 176225, 183274, 186200, 192920, 197372, 201400, 241150, 242060, 246715, 259700, 261820, 270088, 281960, 302575, 327275, 337610, 345800, 352450, 366548, 394744, 458185, 482300, 484120, 493430, 519400, 523640, 605150, 641459, 654550, 675220, 704900, 733096, 844025, 916370, 964600, 986860, 1210300, 1233575, 1282918, 1309100, 1350440, 1409800, 1688050, 1832740, 1973720, 2290925, 2420600, 2467150, 2565836, 2618200, 3207295, 3376100, 3665480, 4581850, 4934300, 5131672, 6414590, 6752200, 9163700, 9868600, 12829180, 16036475, 18327400, 25658360, 32072950, 64145900, 128291800]

約数ペア:

[(1, 128291800), (2, 64145900), (4, 32072950), (5, 25658360), (7, 18327400), (8, 16036475), (10, 12829180), (13, 9868600), (14, 9163700), (19, 6752200), (20, 6414590), (25, 5131672), (26, 4934300), (28, 4581850), (35, 3665480), (38, 3376100), (40, 3207295), (49, 2618200), (50, 2565836), (52, 2467150), (53, 2420600), (56, 2290925), (65, 1973720), (70, 1832740), (76, 1688050), (91, 1409800), (95, 1350440), (98, 1309100), (100, 1282918), (104, 1233575), (106, 1210300), (130, 986860), (133, 964600), (140, 916370), (152, 844025), (175, 733096), (182, 704900), (190, 675220), (196, 654550), (200, 641459), (212, 605150), (245, 523640), (247, 519400), (260, 493430), (265, 484120), (266, 482300), (280, 458185), (325, 394744), (350, 366548), (364, 352450), (371, 345800), (380, 337610), (392, 327275), (424, 302575), (455, 281960), (475, 270088), (490, 261820), (494, 259700), (520, 246715), (530, 242060), (532, 241150), (637, 201400), (650, 197372), (665, 192920), (689, 186200), (700, 183274), (728, 176225), (742, 172900), (760, 168805), (910, 140980), (931, 137800), (950, 135044), (980, 130910), (988, 129850), (1007, 127400), (1060, 121030), (1064, 120575), (1225, 104728), (1235, 103880), (1274, 100700), (1300, 98686), (1325, 96824), (1330, 96460), (1378, 93100), (1400, 91637), (1484, 86450), (1729, 74200), (1820, 70490), (1855, 69160), (1862, 68900), (1900, 67522), (1960, 65455), (1976, 64925), (2014, 63700), (2120, 60515), (2275, 56392), (2450, 52364), (2470, 51940), (2548, 50350), (2597, 49400), (2600, 49343), (2650, 48412), (2660, 48230), (2756, 46550), (2968, 43225), (3185, 40280), (3325, 38584), (3445, 37240), (3458, 37100), (3640, 35245), (3710, 34580), (3724, 34450), (3800, 33761), (4028, 31850), (4550, 28196), (4655, 27560), (4823, 26600), (4900, 26182), (4940, 25970), (5035, 25480), (5096, 25175), (5194, 24700), (5300, 24206), (5320, 24115), (5512, 23275), (6175, 20776), (6370, 20140), (6650, 19292), (6890, 18620), (6916, 18550), (7049, 18200), (7420, 17290), (7448, 17225), (8056, 15925), (8645, 14840), (9100, 14098), (9275, 13832), (9310, 13780), (9646, 13300), (9800, 13091), (9880, 12985), (10070, 12740), (10388, 12350), (10600, 12103)]