210260080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 557107200

約数和(自身を除く): 346847120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 79, 80, 85, 95, 103, 136, 152, 158, 170, 190, 206, 272, 304, 316, 323, 340, 380, 395, 412, 515, 632, 646, 680, 760, 790, 824, 1030, 1264, 1292, 1343, 1360, 1501, 1520, 1580, 1615, 1648, 1751, 1957, 2060, 2584, 2686, 3002, 3160, 3230, 3502, 3914, 4120, 5168, 5372, 6004, 6320, 6460, 6715, 7004, 7505, 7828, 8137, 8240, 8755, 9785, 10744, 12008, 12920, 13430, 14008, 15010, 15656, 16274, 17510, 19570, 21488, 24016, 25517, 25840, 26860, 28016, 30020, 31312, 32548, 33269, 35020, 39140, 40685, 51034, 53720, 60040, 65096, 66538, 70040, 78280, 81370, 102068, 107440, 120080, 127585, 130192, 133076, 138329, 140080, 154603, 156560, 162740, 166345, 204136, 255170, 266152, 276658, 309206, 325480, 332690, 408272, 510340, 532304, 553316, 618412, 650960, 665380, 691645, 773015, 1020680, 1106632, 1236824, 1330760, 1383290, 1546030, 2041360, 2213264, 2473648, 2628251, 2661520, 2766580, 3092060, 5256502, 5533160, 6184120, 10513004, 11066320, 12368240, 13141255, 21026008, 26282510, 42052016, 52565020, 105130040, 210260080]

約数ペア:

[(1, 210260080), (2, 105130040), (4, 52565020), (5, 42052016), (8, 26282510), (10, 21026008), (16, 13141255), (17, 12368240), (19, 11066320), (20, 10513004), (34, 6184120), (38, 5533160), (40, 5256502), (68, 3092060), (76, 2766580), (79, 2661520), (80, 2628251), (85, 2473648), (95, 2213264), (103, 2041360), (136, 1546030), (152, 1383290), (158, 1330760), (170, 1236824), (190, 1106632), (206, 1020680), (272, 773015), (304, 691645), (316, 665380), (323, 650960), (340, 618412), (380, 553316), (395, 532304), (412, 510340), (515, 408272), (632, 332690), (646, 325480), (680, 309206), (760, 276658), (790, 266152), (824, 255170), (1030, 204136), (1264, 166345), (1292, 162740), (1343, 156560), (1360, 154603), (1501, 140080), (1520, 138329), (1580, 133076), (1615, 130192), (1648, 127585), (1751, 120080), (1957, 107440), (2060, 102068), (2584, 81370), (2686, 78280), (3002, 70040), (3160, 66538), (3230, 65096), (3502, 60040), (3914, 53720), (4120, 51034), (5168, 40685), (5372, 39140), (6004, 35020), (6320, 33269), (6460, 32548), (6715, 31312), (7004, 30020), (7505, 28016), (7828, 26860), (8137, 25840), (8240, 25517), (8755, 24016), (9785, 21488), (10744, 19570), (12008, 17510), (12920, 16274), (13430, 15656), (14008, 15010)]