203420070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:459

約数の個数: 144

約数和(自身を含む): 621017280

約数和(自身を除く): 417597210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 193, 210, 239, 245, 294, 315, 386, 441, 478, 490, 579, 630, 717, 735, 882, 965, 1158, 1195, 1351, 1434, 1470, 1673, 1737, 1930, 2151, 2205, 2390, 2702, 2895, 3346, 3474, 3585, 4053, 4302, 4410, 5019, 5790, 6755, 7170, 8106, 8365, 8685, 9457, 10038, 10755, 11711, 12159, 13510, 15057, 16730, 17370, 18914, 20265, 21510, 23422, 24318, 25095, 28371, 30114, 35133, 40530, 46127, 47285, 50190, 56742, 58555, 60795, 70266, 75285, 85113, 92254, 94570, 105399, 117110, 121590, 138381, 141855, 150570, 170226, 175665, 210798, 230635, 276762, 283710, 322889, 351330, 415143, 425565, 461270, 526995, 645778, 691905, 830286, 851130, 968667, 1053990, 1383810, 1614445, 1937334, 2075715, 2260223, 2906001, 3228890, 4151430, 4520446, 4843335, 5812002, 6780669, 9686670, 11301115, 13561338, 14530005, 20342007, 22602230, 29060010, 33903345, 40684014, 67806690, 101710035, 203420070]

約数ペア:

[(1, 203420070), (2, 101710035), (3, 67806690), (5, 40684014), (6, 33903345), (7, 29060010), (9, 22602230), (10, 20342007), (14, 14530005), (15, 13561338), (18, 11301115), (21, 9686670), (30, 6780669), (35, 5812002), (42, 4843335), (45, 4520446), (49, 4151430), (63, 3228890), (70, 2906001), (90, 2260223), (98, 2075715), (105, 1937334), (126, 1614445), (147, 1383810), (193, 1053990), (210, 968667), (239, 851130), (245, 830286), (294, 691905), (315, 645778), (386, 526995), (441, 461270), (478, 425565), (490, 415143), (579, 351330), (630, 322889), (717, 283710), (735, 276762), (882, 230635), (965, 210798), (1158, 175665), (1195, 170226), (1351, 150570), (1434, 141855), (1470, 138381), (1673, 121590), (1737, 117110), (1930, 105399), (2151, 94570), (2205, 92254), (2390, 85113), (2702, 75285), (2895, 70266), (3346, 60795), (3474, 58555), (3585, 56742), (4053, 50190), (4302, 47285), (4410, 46127), (5019, 40530), (5790, 35133), (6755, 30114), (7170, 28371), (8106, 25095), (8365, 24318), (8685, 23422), (9457, 21510), (10038, 20265), (10755, 18914), (11711, 17370), (12159, 16730), (13510, 15057)]