304857420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1069}}^1$

素因数の和:1192

約数の個数: 144

約数和(自身を含む): 1004139360

約数和(自身を除く): 699281940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 485, 490, 582, 588, 679, 735, 970, 980, 1069, 1164, 1358, 1455, 1470, 1940, 2037, 2138, 2716, 2910, 2940, 3207, 3395, 4074, 4276, 4753, 5345, 5820, 6414, 6790, 7483, 8148, 9506, 10185, 10690, 12828, 13580, 14259, 14966, 16035, 19012, 20370, 21380, 22449, 23765, 28518, 29932, 32070, 37415, 40740, 44898, 47530, 52381, 57036, 64140, 71295, 74830, 89796, 95060, 103693, 104762, 112245, 142590, 149660, 157143, 207386, 209524, 224490, 261905, 285180, 311079, 314286, 414772, 448980, 518465, 523810, 622158, 628572, 725851, 785715, 1036930, 1047620, 1244316, 1451702, 1555395, 1571430, 2073860, 2177553, 2903404, 3110790, 3142860, 3629255, 4355106, 5080957, 6221580, 7258510, 8710212, 10161914, 10887765, 14517020, 15242871, 20323828, 21775530, 25404785, 30485742, 43551060, 50809570, 60971484, 76214355, 101619140, 152428710, 304857420]

約数ペア:

[(1, 304857420), (2, 152428710), (3, 101619140), (4, 76214355), (5, 60971484), (6, 50809570), (7, 43551060), (10, 30485742), (12, 25404785), (14, 21775530), (15, 20323828), (20, 15242871), (21, 14517020), (28, 10887765), (30, 10161914), (35, 8710212), (42, 7258510), (49, 6221580), (60, 5080957), (70, 4355106), (84, 3629255), (97, 3142860), (98, 3110790), (105, 2903404), (140, 2177553), (147, 2073860), (194, 1571430), (196, 1555395), (210, 1451702), (245, 1244316), (291, 1047620), (294, 1036930), (388, 785715), (420, 725851), (485, 628572), (490, 622158), (582, 523810), (588, 518465), (679, 448980), (735, 414772), (970, 314286), (980, 311079), (1069, 285180), (1164, 261905), (1358, 224490), (1455, 209524), (1470, 207386), (1940, 157143), (2037, 149660), (2138, 142590), (2716, 112245), (2910, 104762), (2940, 103693), (3207, 95060), (3395, 89796), (4074, 74830), (4276, 71295), (4753, 64140), (5345, 57036), (5820, 52381), (6414, 47530), (6790, 44898), (7483, 40740), (8148, 37415), (9506, 32070), (10185, 29932), (10690, 28518), (12828, 23765), (13580, 22449), (14259, 21380), (14966, 20370), (16035, 19012)]