72418080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3079}}^1$

素因数の和:3111

約数の個数: 144

約数和(自身を含む): 265446720

約数和(自身を除く): 193028640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3079, 3360, 3920, 4704, 5880, 6158, 7840, 9237, 11760, 12316, 15395, 18474, 21553, 23520, 24632, 30790, 36948, 43106, 46185, 49264, 61580, 64659, 73896, 86212, 92370, 98528, 107765, 123160, 129318, 147792, 150871, 172424, 184740, 215530, 246320, 258636, 295584, 301742, 323295, 344848, 369480, 431060, 452613, 492640, 517272, 603484, 646590, 689696, 738960, 754355, 862120, 905226, 1034544, 1206968, 1293180, 1477920, 1508710, 1724240, 1810452, 2069088, 2263065, 2413936, 2586360, 3017420, 3448480, 3620904, 4526130, 4827872, 5172720, 6034840, 7241808, 9052260, 10345440, 12069680, 14483616, 18104520, 24139360, 36209040, 72418080]

約数ペア:

[(1, 72418080), (2, 36209040), (3, 24139360), (4, 18104520), (5, 14483616), (6, 12069680), (7, 10345440), (8, 9052260), (10, 7241808), (12, 6034840), (14, 5172720), (15, 4827872), (16, 4526130), (20, 3620904), (21, 3448480), (24, 3017420), (28, 2586360), (30, 2413936), (32, 2263065), (35, 2069088), (40, 1810452), (42, 1724240), (48, 1508710), (49, 1477920), (56, 1293180), (60, 1206968), (70, 1034544), (80, 905226), (84, 862120), (96, 754355), (98, 738960), (105, 689696), (112, 646590), (120, 603484), (140, 517272), (147, 492640), (160, 452613), (168, 431060), (196, 369480), (210, 344848), (224, 323295), (240, 301742), (245, 295584), (280, 258636), (294, 246320), (336, 215530), (392, 184740), (420, 172424), (480, 150871), (490, 147792), (560, 129318), (588, 123160), (672, 107765), (735, 98528), (784, 92370), (840, 86212), (980, 73896), (1120, 64659), (1176, 61580), (1470, 49264), (1568, 46185), (1680, 43106), (1960, 36948), (2352, 30790), (2940, 24632), (3079, 23520), (3360, 21553), (3920, 18474), (4704, 15395), (5880, 12316), (6158, 11760), (7840, 9237)]