40890984

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 115706880

約数和(自身を除く): 74815896

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 53, 61, 62, 68, 93, 102, 106, 122, 124, 136, 159, 183, 186, 204, 212, 244, 248, 318, 366, 372, 408, 424, 488, 527, 636, 732, 744, 901, 1037, 1054, 1272, 1464, 1581, 1643, 1802, 1891, 2074, 2108, 2703, 3111, 3162, 3233, 3286, 3604, 3782, 4148, 4216, 4929, 5406, 5673, 6222, 6324, 6466, 6572, 7208, 7564, 8296, 9699, 9858, 10812, 11346, 12444, 12648, 12932, 13144, 15128, 19398, 19716, 21624, 22692, 24888, 25864, 27931, 32147, 38796, 39432, 45384, 54961, 55862, 64294, 77592, 83793, 96441, 100223, 109922, 111724, 128588, 164883, 167586, 192882, 200446, 219844, 223448, 257176, 300669, 329766, 335172, 385764, 400892, 439688, 601338, 659532, 670344, 771528, 801784, 1202676, 1319064, 1703791, 2405352, 3407582, 5111373, 6815164, 10222746, 13630328, 20445492, 40890984]

約数ペア:

[(1, 40890984), (2, 20445492), (3, 13630328), (4, 10222746), (6, 6815164), (8, 5111373), (12, 3407582), (17, 2405352), (24, 1703791), (31, 1319064), (34, 1202676), (51, 801784), (53, 771528), (61, 670344), (62, 659532), (68, 601338), (93, 439688), (102, 400892), (106, 385764), (122, 335172), (124, 329766), (136, 300669), (159, 257176), (183, 223448), (186, 219844), (204, 200446), (212, 192882), (244, 167586), (248, 164883), (318, 128588), (366, 111724), (372, 109922), (408, 100223), (424, 96441), (488, 83793), (527, 77592), (636, 64294), (732, 55862), (744, 54961), (901, 45384), (1037, 39432), (1054, 38796), (1272, 32147), (1464, 27931), (1581, 25864), (1643, 24888), (1802, 22692), (1891, 21624), (2074, 19716), (2108, 19398), (2703, 15128), (3111, 13144), (3162, 12932), (3233, 12648), (3286, 12444), (3604, 11346), (3782, 10812), (4148, 9858), (4216, 9699), (4929, 8296), (5406, 7564), (5673, 7208), (6222, 6572), (6324, 6466)]