409944780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{15493}}^1$

素因数の和:15525

約数の個数: 144

約数和(自身を含む): 1483705440

約数和(自身を除く): 1073760660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 15493, 26460, 30986, 46479, 61972, 77465, 92958, 108451, 139437, 154930, 185916, 216902, 232395, 278874, 309860, 325353, 418311, 433804, 464790, 542255, 557748, 650706, 697185, 759157, 836622, 929580, 976059, 1084510, 1301412, 1394370, 1518314, 1626765, 1673244, 1952118, 2091555, 2169020, 2277471, 2788740, 2928177, 3036628, 3253530, 3795785, 3904236, 4183110, 4554942, 4880295, 5856354, 6507060, 6832413, 7591570, 8366220, 9109884, 9760590, 11387355, 11712708, 13664826, 14640885, 15183140, 19521180, 20497239, 22774710, 27329652, 29281770, 34162065, 40994478, 45549420, 58563540, 68324130, 81988956, 102486195, 136648260, 204972390, 409944780]

約数ペア:

[(1, 409944780), (2, 204972390), (3, 136648260), (4, 102486195), (5, 81988956), (6, 68324130), (7, 58563540), (9, 45549420), (10, 40994478), (12, 34162065), (14, 29281770), (15, 27329652), (18, 22774710), (20, 20497239), (21, 19521180), (27, 15183140), (28, 14640885), (30, 13664826), (35, 11712708), (36, 11387355), (42, 9760590), (45, 9109884), (49, 8366220), (54, 7591570), (60, 6832413), (63, 6507060), (70, 5856354), (84, 4880295), (90, 4554942), (98, 4183110), (105, 3904236), (108, 3795785), (126, 3253530), (135, 3036628), (140, 2928177), (147, 2788740), (180, 2277471), (189, 2169020), (196, 2091555), (210, 1952118), (245, 1673244), (252, 1626765), (270, 1518314), (294, 1394370), (315, 1301412), (378, 1084510), (420, 976059), (441, 929580), (490, 836622), (540, 759157), (588, 697185), (630, 650706), (735, 557748), (756, 542255), (882, 464790), (945, 433804), (980, 418311), (1260, 325353), (1323, 309860), (1470, 278874), (1764, 232395), (1890, 216902), (2205, 185916), (2646, 154930), (2940, 139437), (3780, 108451), (4410, 92958), (5292, 77465), (6615, 61972), (8820, 46479), (13230, 30986), (15493, 26460)]