204045940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1085

約数の個数: 96

約数和(自身を含む): 522547200

約数和(自身を除く): 318501260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 79, 95, 133, 140, 158, 190, 266, 316, 380, 395, 532, 553, 665, 790, 971, 1106, 1330, 1501, 1580, 1942, 2212, 2660, 2765, 3002, 3884, 4855, 5530, 6004, 6797, 7505, 9710, 10507, 11060, 13594, 15010, 18449, 19420, 21014, 27188, 30020, 33985, 36898, 42028, 52535, 67970, 73796, 76709, 92245, 105070, 129143, 135940, 153418, 184490, 210140, 258286, 306836, 368980, 383545, 516572, 536963, 645715, 767090, 1073926, 1291430, 1457471, 1534180, 2147852, 2582860, 2684815, 2914942, 5369630, 5829884, 7287355, 10202297, 10739260, 14574710, 20404594, 29149420, 40809188, 51011485, 102022970, 204045940]

約数ペア:

[(1, 204045940), (2, 102022970), (4, 51011485), (5, 40809188), (7, 29149420), (10, 20404594), (14, 14574710), (19, 10739260), (20, 10202297), (28, 7287355), (35, 5829884), (38, 5369630), (70, 2914942), (76, 2684815), (79, 2582860), (95, 2147852), (133, 1534180), (140, 1457471), (158, 1291430), (190, 1073926), (266, 767090), (316, 645715), (380, 536963), (395, 516572), (532, 383545), (553, 368980), (665, 306836), (790, 258286), (971, 210140), (1106, 184490), (1330, 153418), (1501, 135940), (1580, 129143), (1942, 105070), (2212, 92245), (2660, 76709), (2765, 73796), (3002, 67970), (3884, 52535), (4855, 42028), (5530, 36898), (6004, 33985), (6797, 30020), (7505, 27188), (9710, 21014), (10507, 19420), (11060, 18449), (13594, 15010)]