40303120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 111100032

約数和(自身を除く): 70796912

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 169, 176, 208, 220, 260, 271, 286, 338, 440, 520, 542, 572, 676, 715, 845, 880, 1040, 1084, 1144, 1352, 1355, 1430, 1690, 1859, 2168, 2288, 2704, 2710, 2860, 2981, 3380, 3523, 3718, 4336, 5420, 5720, 5962, 6760, 7046, 7436, 9295, 10840, 11440, 11924, 13520, 14092, 14872, 14905, 17615, 18590, 21680, 23848, 28184, 29744, 29810, 35230, 37180, 38753, 45799, 47696, 56368, 59620, 70460, 74360, 77506, 91598, 119240, 140920, 148720, 155012, 183196, 193765, 228995, 238480, 281840, 310024, 366392, 387530, 457990, 503789, 620048, 732784, 775060, 915980, 1007578, 1550120, 1831960, 2015156, 2518945, 3100240, 3663920, 4030312, 5037890, 8060624, 10075780, 20151560, 40303120]

約数ペア:

[(1, 40303120), (2, 20151560), (4, 10075780), (5, 8060624), (8, 5037890), (10, 4030312), (11, 3663920), (13, 3100240), (16, 2518945), (20, 2015156), (22, 1831960), (26, 1550120), (40, 1007578), (44, 915980), (52, 775060), (55, 732784), (65, 620048), (80, 503789), (88, 457990), (104, 387530), (110, 366392), (130, 310024), (143, 281840), (169, 238480), (176, 228995), (208, 193765), (220, 183196), (260, 155012), (271, 148720), (286, 140920), (338, 119240), (440, 91598), (520, 77506), (542, 74360), (572, 70460), (676, 59620), (715, 56368), (845, 47696), (880, 45799), (1040, 38753), (1084, 37180), (1144, 35230), (1352, 29810), (1355, 29744), (1430, 28184), (1690, 23848), (1859, 21680), (2168, 18590), (2288, 17615), (2704, 14905), (2710, 14872), (2860, 14092), (2981, 13520), (3380, 11924), (3523, 11440), (3718, 10840), (4336, 9295), (5420, 7436), (5720, 7046), (5962, 6760)]