100438240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 144

約数和(自身を含む): 288544032

約数和(自身を除く): 188105792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 557, 560, 644, 736, 784, 805, 920, 980, 1114, 1120, 1127, 1288, 1568, 1610, 1840, 1960, 2228, 2254, 2576, 2785, 3220, 3680, 3899, 3920, 4456, 4508, 5152, 5570, 5635, 6440, 7798, 7840, 8912, 9016, 11140, 11270, 12811, 12880, 15596, 17824, 18032, 19495, 22280, 22540, 25622, 25760, 27293, 31192, 36064, 38990, 44560, 45080, 51244, 54586, 62384, 64055, 77980, 89120, 89677, 90160, 102488, 109172, 124768, 128110, 136465, 155960, 179354, 180320, 204976, 218344, 256220, 272930, 311920, 358708, 409952, 436688, 448385, 512440, 545860, 623840, 627739, 717416, 873376, 896770, 1024880, 1091720, 1255478, 1434832, 1793540, 2049760, 2183440, 2510956, 2869664, 3138695, 3587080, 4366880, 5021912, 6277390, 7174160, 10043824, 12554780, 14348320, 20087648, 25109560, 50219120, 100438240]

約数ペア:

[(1, 100438240), (2, 50219120), (4, 25109560), (5, 20087648), (7, 14348320), (8, 12554780), (10, 10043824), (14, 7174160), (16, 6277390), (20, 5021912), (23, 4366880), (28, 3587080), (32, 3138695), (35, 2869664), (40, 2510956), (46, 2183440), (49, 2049760), (56, 1793540), (70, 1434832), (80, 1255478), (92, 1091720), (98, 1024880), (112, 896770), (115, 873376), (140, 717416), (160, 627739), (161, 623840), (184, 545860), (196, 512440), (224, 448385), (230, 436688), (245, 409952), (280, 358708), (322, 311920), (368, 272930), (392, 256220), (460, 218344), (490, 204976), (557, 180320), (560, 179354), (644, 155960), (736, 136465), (784, 128110), (805, 124768), (920, 109172), (980, 102488), (1114, 90160), (1120, 89677), (1127, 89120), (1288, 77980), (1568, 64055), (1610, 62384), (1840, 54586), (1960, 51244), (2228, 45080), (2254, 44560), (2576, 38990), (2785, 36064), (3220, 31192), (3680, 27293), (3899, 25760), (3920, 25622), (4456, 22540), (4508, 22280), (5152, 19495), (5570, 18032), (5635, 17824), (6440, 15596), (7798, 12880), (7840, 12811), (8912, 11270), (9016, 11140)]