246545820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 785453760

約数和(自身を除く): 538907940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 73, 87, 90, 116, 145, 146, 174, 180, 219, 261, 290, 292, 348, 365, 435, 438, 522, 580, 647, 657, 730, 870, 876, 1044, 1095, 1294, 1305, 1314, 1460, 1740, 1941, 2117, 2190, 2588, 2610, 2628, 3235, 3285, 3882, 4234, 4380, 5220, 5823, 6351, 6470, 6570, 7764, 8468, 9705, 10585, 11646, 12702, 12940, 13140, 18763, 19053, 19410, 21170, 23292, 25404, 29115, 31755, 37526, 38106, 38820, 42340, 47231, 56289, 58230, 63510, 75052, 76212, 93815, 94462, 95265, 112578, 116460, 127020, 141693, 168867, 187630, 188924, 190530, 225156, 236155, 281445, 283386, 337734, 375260, 381060, 425079, 472310, 562890, 566772, 675468, 708465, 844335, 850158, 944620, 1125780, 1369699, 1416930, 1688670, 1700316, 2125395, 2739398, 2833860, 3377340, 4109097, 4250790, 5478796, 6848495, 8218194, 8501580, 12327291, 13696990, 16436388, 20545485, 24654582, 27393980, 41090970, 49309164, 61636455, 82181940, 123272910, 246545820]

約数ペア:

[(1, 246545820), (2, 123272910), (3, 82181940), (4, 61636455), (5, 49309164), (6, 41090970), (9, 27393980), (10, 24654582), (12, 20545485), (15, 16436388), (18, 13696990), (20, 12327291), (29, 8501580), (30, 8218194), (36, 6848495), (45, 5478796), (58, 4250790), (60, 4109097), (73, 3377340), (87, 2833860), (90, 2739398), (116, 2125395), (145, 1700316), (146, 1688670), (174, 1416930), (180, 1369699), (219, 1125780), (261, 944620), (290, 850158), (292, 844335), (348, 708465), (365, 675468), (435, 566772), (438, 562890), (522, 472310), (580, 425079), (647, 381060), (657, 375260), (730, 337734), (870, 283386), (876, 281445), (1044, 236155), (1095, 225156), (1294, 190530), (1305, 188924), (1314, 187630), (1460, 168867), (1740, 141693), (1941, 127020), (2117, 116460), (2190, 112578), (2588, 95265), (2610, 94462), (2628, 93815), (3235, 76212), (3285, 75052), (3882, 63510), (4234, 58230), (4380, 56289), (5220, 47231), (5823, 42340), (6351, 38820), (6470, 38106), (6570, 37526), (7764, 31755), (8468, 29115), (9705, 25404), (10585, 23292), (11646, 21170), (12702, 19410), (12940, 19053), (13140, 18763)]