489704280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6679}}^1$

素因数の和:6753

約数の個数: 128

約数和(自身を含む): 1616025600

約数和(自身を除く): 1126321320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1880, 2444, 2820, 3055, 3666, 4888, 5640, 6110, 6679, 7332, 9165, 12220, 13358, 14664, 18330, 20037, 24440, 26716, 33395, 36660, 40074, 53432, 66790, 73320, 80148, 86827, 100185, 133580, 160296, 173654, 200370, 260481, 267160, 313913, 347308, 400740, 434135, 520962, 627826, 694616, 801480, 868270, 941739, 1041924, 1255652, 1302405, 1569565, 1736540, 1883478, 2083848, 2511304, 2604810, 3139130, 3473080, 3766956, 4080869, 4708695, 5209620, 6278260, 7533912, 8161738, 9417390, 10419240, 12242607, 12556520, 16323476, 18834780, 20404345, 24485214, 32646952, 37669560, 40808690, 48970428, 61213035, 81617380, 97940856, 122426070, 163234760, 244852140, 489704280]

約数ペア:

[(1, 489704280), (2, 244852140), (3, 163234760), (4, 122426070), (5, 97940856), (6, 81617380), (8, 61213035), (10, 48970428), (12, 40808690), (13, 37669560), (15, 32646952), (20, 24485214), (24, 20404345), (26, 18834780), (30, 16323476), (39, 12556520), (40, 12242607), (47, 10419240), (52, 9417390), (60, 8161738), (65, 7533912), (78, 6278260), (94, 5209620), (104, 4708695), (120, 4080869), (130, 3766956), (141, 3473080), (156, 3139130), (188, 2604810), (195, 2511304), (235, 2083848), (260, 1883478), (282, 1736540), (312, 1569565), (376, 1302405), (390, 1255652), (470, 1041924), (520, 941739), (564, 868270), (611, 801480), (705, 694616), (780, 627826), (940, 520962), (1128, 434135), (1222, 400740), (1410, 347308), (1560, 313913), (1833, 267160), (1880, 260481), (2444, 200370), (2820, 173654), (3055, 160296), (3666, 133580), (4888, 100185), (5640, 86827), (6110, 80148), (6679, 73320), (7332, 66790), (9165, 53432), (12220, 40074), (13358, 36660), (14664, 33395), (18330, 26716), (20037, 24440)]