83681360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 237841920

約数和(自身を除く): 154160560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 73, 80, 89, 92, 112, 115, 140, 146, 161, 178, 184, 230, 280, 292, 322, 356, 365, 368, 445, 460, 511, 560, 584, 623, 644, 712, 730, 805, 890, 920, 1022, 1168, 1246, 1288, 1424, 1460, 1610, 1679, 1780, 1840, 2044, 2047, 2492, 2555, 2576, 2920, 3115, 3220, 3358, 3560, 4088, 4094, 4984, 5110, 5840, 6230, 6440, 6497, 6716, 7120, 8176, 8188, 8395, 9968, 10220, 10235, 11753, 12460, 12880, 12994, 13432, 14329, 16376, 16790, 20440, 20470, 23506, 24920, 25988, 26864, 28658, 32485, 32752, 33580, 40880, 40940, 45479, 47012, 49840, 51976, 57316, 58765, 64970, 67160, 71645, 81880, 90958, 94024, 103952, 114632, 117530, 129940, 134320, 143290, 149431, 163760, 181916, 188048, 227395, 229264, 235060, 259880, 286580, 298862, 363832, 454790, 470120, 519760, 573160, 597724, 727664, 747155, 909580, 940240, 1046017, 1146320, 1195448, 1494310, 1819160, 2092034, 2390896, 2988620, 3638320, 4184068, 5230085, 5977240, 8368136, 10460170, 11954480, 16736272, 20920340, 41840680, 83681360]

約数ペア:

[(1, 83681360), (2, 41840680), (4, 20920340), (5, 16736272), (7, 11954480), (8, 10460170), (10, 8368136), (14, 5977240), (16, 5230085), (20, 4184068), (23, 3638320), (28, 2988620), (35, 2390896), (40, 2092034), (46, 1819160), (56, 1494310), (70, 1195448), (73, 1146320), (80, 1046017), (89, 940240), (92, 909580), (112, 747155), (115, 727664), (140, 597724), (146, 573160), (161, 519760), (178, 470120), (184, 454790), (230, 363832), (280, 298862), (292, 286580), (322, 259880), (356, 235060), (365, 229264), (368, 227395), (445, 188048), (460, 181916), (511, 163760), (560, 149431), (584, 143290), (623, 134320), (644, 129940), (712, 117530), (730, 114632), (805, 103952), (890, 94024), (920, 90958), (1022, 81880), (1168, 71645), (1246, 67160), (1288, 64970), (1424, 58765), (1460, 57316), (1610, 51976), (1679, 49840), (1780, 47012), (1840, 45479), (2044, 40940), (2047, 40880), (2492, 33580), (2555, 32752), (2576, 32485), (2920, 28658), (3115, 26864), (3220, 25988), (3358, 24920), (3560, 23506), (4088, 20470), (4094, 20440), (4984, 16790), (5110, 16376), (5840, 14329), (6230, 13432), (6440, 12994), (6497, 12880), (6716, 12460), (7120, 11753), (8176, 10235), (8188, 10220), (8395, 9968)]