208632540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 656409600

約数和(自身を除く): 447777060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 73, 76, 92, 95, 109, 114, 115, 138, 146, 190, 218, 219, 228, 230, 276, 285, 292, 327, 345, 365, 380, 436, 437, 438, 460, 545, 570, 654, 690, 730, 874, 876, 1090, 1095, 1140, 1308, 1311, 1380, 1387, 1460, 1635, 1679, 1748, 2071, 2180, 2185, 2190, 2507, 2622, 2774, 3270, 3358, 4142, 4161, 4370, 4380, 5014, 5037, 5244, 5548, 6213, 6540, 6555, 6716, 6935, 7521, 7957, 8284, 8322, 8395, 8740, 10028, 10074, 10355, 12426, 12535, 13110, 13870, 15042, 15914, 16644, 16790, 20148, 20710, 20805, 23871, 24852, 25070, 25185, 26220, 27740, 30084, 31065, 31828, 31901, 33580, 37605, 39785, 41420, 41610, 47633, 47742, 50140, 50370, 62130, 63802, 75210, 79570, 83220, 95266, 95484, 95703, 100740, 119355, 124260, 127604, 142899, 150420, 151183, 159140, 159505, 183011, 190532, 191406, 238165, 238710, 285798, 302366, 319010, 366022, 382812, 453549, 476330, 477420, 478515, 549033, 571596, 604732, 638020, 714495, 732044, 755915, 907098, 915055, 952660, 957030, 1098066, 1428990, 1511830, 1814196, 1830110, 1914060, 2196132, 2267745, 2745165, 2857980, 3023660, 3477209, 3660220, 4535490, 5490330, 6954418, 9070980, 10431627, 10980660, 13908836, 17386045, 20863254, 34772090, 41726508, 52158135, 69544180, 104316270, 208632540]

約数ペア:

[(1, 208632540), (2, 104316270), (3, 69544180), (4, 52158135), (5, 41726508), (6, 34772090), (10, 20863254), (12, 17386045), (15, 13908836), (19, 10980660), (20, 10431627), (23, 9070980), (30, 6954418), (38, 5490330), (46, 4535490), (57, 3660220), (60, 3477209), (69, 3023660), (73, 2857980), (76, 2745165), (92, 2267745), (95, 2196132), (109, 1914060), (114, 1830110), (115, 1814196), (138, 1511830), (146, 1428990), (190, 1098066), (218, 957030), (219, 952660), (228, 915055), (230, 907098), (276, 755915), (285, 732044), (292, 714495), (327, 638020), (345, 604732), (365, 571596), (380, 549033), (436, 478515), (437, 477420), (438, 476330), (460, 453549), (545, 382812), (570, 366022), (654, 319010), (690, 302366), (730, 285798), (874, 238710), (876, 238165), (1090, 191406), (1095, 190532), (1140, 183011), (1308, 159505), (1311, 159140), (1380, 151183), (1387, 150420), (1460, 142899), (1635, 127604), (1679, 124260), (1748, 119355), (2071, 100740), (2180, 95703), (2185, 95484), (2190, 95266), (2507, 83220), (2622, 79570), (2774, 75210), (3270, 63802), (3358, 62130), (4142, 50370), (4161, 50140), (4370, 47742), (4380, 47633), (5014, 41610), (5037, 41420), (5244, 39785), (5548, 37605), (6213, 33580), (6540, 31901), (6555, 31828), (6716, 31065), (6935, 30084), (7521, 27740), (7957, 26220), (8284, 25185), (8322, 25070), (8395, 24852), (8740, 23871), (10028, 20805), (10074, 20710), (10355, 20148), (12426, 16790), (12535, 16644), (13110, 15914), (13870, 15042)]