80257680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 240

約数和(自身を含む): 292481280

約数和(自身を除く): 212223600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 79, 80, 83, 85, 90, 102, 120, 136, 144, 153, 158, 166, 170, 180, 204, 237, 240, 249, 255, 272, 306, 316, 332, 340, 360, 395, 408, 415, 474, 498, 510, 612, 632, 664, 680, 711, 720, 747, 765, 790, 816, 830, 948, 996, 1020, 1185, 1224, 1245, 1264, 1328, 1343, 1360, 1411, 1422, 1494, 1530, 1580, 1660, 1896, 1992, 2040, 2370, 2448, 2490, 2686, 2822, 2844, 2988, 3060, 3160, 3320, 3555, 3735, 3792, 3984, 4029, 4080, 4233, 4740, 4980, 5372, 5644, 5688, 5976, 6120, 6320, 6557, 6640, 6715, 7055, 7110, 7470, 8058, 8466, 9480, 9960, 10744, 11288, 11376, 11952, 12087, 12240, 12699, 13114, 13430, 14110, 14220, 14940, 16116, 16932, 18960, 19671, 19920, 20145, 21165, 21488, 22576, 24174, 25398, 26228, 26860, 28220, 28440, 29880, 32232, 32785, 33864, 39342, 40290, 42330, 48348, 50796, 52456, 53720, 56440, 56880, 59013, 59760, 60435, 63495, 64464, 65570, 67728, 78684, 80580, 84660, 96696, 98355, 101592, 104912, 107440, 111469, 112880, 118026, 120870, 126990, 131140, 157368, 161160, 169320, 193392, 196710, 203184, 222938, 236052, 241740, 253980, 262280, 295065, 314736, 322320, 334407, 338640, 393420, 445876, 472104, 483480, 507960, 524560, 557345, 590130, 668814, 786840, 891752, 944208, 966960, 1003221, 1015920, 1114690, 1180260, 1337628, 1573680, 1672035, 1783504, 2006442, 2229380, 2360520, 2675256, 3344070, 4012884, 4458760, 4721040, 5016105, 5350512, 6688140, 8025768, 8917520, 10032210, 13376280, 16051536, 20064420, 26752560, 40128840, 80257680]

約数ペア:

[(1, 80257680), (2, 40128840), (3, 26752560), (4, 20064420), (5, 16051536), (6, 13376280), (8, 10032210), (9, 8917520), (10, 8025768), (12, 6688140), (15, 5350512), (16, 5016105), (17, 4721040), (18, 4458760), (20, 4012884), (24, 3344070), (30, 2675256), (34, 2360520), (36, 2229380), (40, 2006442), (45, 1783504), (48, 1672035), (51, 1573680), (60, 1337628), (68, 1180260), (72, 1114690), (79, 1015920), (80, 1003221), (83, 966960), (85, 944208), (90, 891752), (102, 786840), (120, 668814), (136, 590130), (144, 557345), (153, 524560), (158, 507960), (166, 483480), (170, 472104), (180, 445876), (204, 393420), (237, 338640), (240, 334407), (249, 322320), (255, 314736), (272, 295065), (306, 262280), (316, 253980), (332, 241740), (340, 236052), (360, 222938), (395, 203184), (408, 196710), (415, 193392), (474, 169320), (498, 161160), (510, 157368), (612, 131140), (632, 126990), (664, 120870), (680, 118026), (711, 112880), (720, 111469), (747, 107440), (765, 104912), (790, 101592), (816, 98355), (830, 96696), (948, 84660), (996, 80580), (1020, 78684), (1185, 67728), (1224, 65570), (1245, 64464), (1264, 63495), (1328, 60435), (1343, 59760), (1360, 59013), (1411, 56880), (1422, 56440), (1494, 53720), (1530, 52456), (1580, 50796), (1660, 48348), (1896, 42330), (1992, 40290), (2040, 39342), (2370, 33864), (2448, 32785), (2490, 32232), (2686, 29880), (2822, 28440), (2844, 28220), (2988, 26860), (3060, 26228), (3160, 25398), (3320, 24174), (3555, 22576), (3735, 21488), (3792, 21165), (3984, 20145), (4029, 19920), (4080, 19671), (4233, 18960), (4740, 16932), (4980, 16116), (5372, 14940), (5644, 14220), (5688, 14110), (5976, 13430), (6120, 13114), (6320, 12699), (6557, 12240), (6640, 12087), (6715, 11952), (7055, 11376), (7110, 11288), (7470, 10744), (8058, 9960), (8466, 9480)]