197358420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 192

約数和(自身を含む): 659990016

約数和(自身を除く): 462631596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 73, 82, 84, 105, 123, 140, 146, 157, 164, 205, 210, 219, 246, 287, 292, 314, 365, 410, 420, 438, 471, 492, 511, 574, 615, 628, 730, 785, 820, 861, 876, 942, 1022, 1095, 1099, 1148, 1230, 1435, 1460, 1533, 1570, 1722, 1884, 2044, 2190, 2198, 2355, 2460, 2555, 2870, 2993, 3066, 3140, 3297, 3444, 4305, 4380, 4396, 4710, 5110, 5495, 5740, 5986, 6132, 6437, 6594, 7665, 8610, 8979, 9420, 10220, 10990, 11461, 11972, 12874, 13188, 14965, 15330, 16485, 17220, 17958, 19311, 20951, 21980, 22922, 25748, 29930, 30660, 32185, 32970, 34383, 35916, 38622, 41902, 44895, 45059, 45844, 57305, 59860, 62853, 64370, 65940, 68766, 77244, 80227, 83804, 89790, 90118, 96555, 104755, 114610, 125706, 128740, 135177, 137532, 160454, 171915, 179580, 180236, 193110, 209510, 225295, 229220, 240681, 251412, 270354, 314265, 320908, 343830, 386220, 401135, 419020, 450590, 469901, 481362, 540708, 628530, 675885, 687660, 802270, 901180, 939802, 962724, 1203405, 1257060, 1351770, 1409703, 1604540, 1879604, 2349505, 2406810, 2703540, 2819406, 3289307, 4699010, 4813620, 5638812, 6578614, 7048515, 9398020, 9867921, 13157228, 14097030, 16446535, 19735842, 28194060, 32893070, 39471684, 49339605, 65786140, 98679210, 197358420]

約数ペア:

[(1, 197358420), (2, 98679210), (3, 65786140), (4, 49339605), (5, 39471684), (6, 32893070), (7, 28194060), (10, 19735842), (12, 16446535), (14, 14097030), (15, 13157228), (20, 9867921), (21, 9398020), (28, 7048515), (30, 6578614), (35, 5638812), (41, 4813620), (42, 4699010), (60, 3289307), (70, 2819406), (73, 2703540), (82, 2406810), (84, 2349505), (105, 1879604), (123, 1604540), (140, 1409703), (146, 1351770), (157, 1257060), (164, 1203405), (205, 962724), (210, 939802), (219, 901180), (246, 802270), (287, 687660), (292, 675885), (314, 628530), (365, 540708), (410, 481362), (420, 469901), (438, 450590), (471, 419020), (492, 401135), (511, 386220), (574, 343830), (615, 320908), (628, 314265), (730, 270354), (785, 251412), (820, 240681), (861, 229220), (876, 225295), (942, 209510), (1022, 193110), (1095, 180236), (1099, 179580), (1148, 171915), (1230, 160454), (1435, 137532), (1460, 135177), (1533, 128740), (1570, 125706), (1722, 114610), (1884, 104755), (2044, 96555), (2190, 90118), (2198, 89790), (2355, 83804), (2460, 80227), (2555, 77244), (2870, 68766), (2993, 65940), (3066, 64370), (3140, 62853), (3297, 59860), (3444, 57305), (4305, 45844), (4380, 45059), (4396, 44895), (4710, 41902), (5110, 38622), (5495, 35916), (5740, 34383), (5986, 32970), (6132, 32185), (6437, 30660), (6594, 29930), (7665, 25748), (8610, 22922), (8979, 21980), (9420, 20951), (10220, 19311), (10990, 17958), (11461, 17220), (11972, 16485), (12874, 15330), (13188, 14965)]