1978392720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4507}}^1$

素因数の和:4613

約数の個数: 160

約数和(自身を含む): 6439587840

約数和(自身を除く): 4461195120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 59, 60, 62, 80, 93, 118, 120, 124, 155, 177, 186, 236, 240, 248, 295, 310, 354, 372, 465, 472, 496, 590, 620, 708, 744, 885, 930, 944, 1180, 1240, 1416, 1488, 1770, 1829, 1860, 2360, 2480, 2832, 3540, 3658, 3720, 4507, 4720, 5487, 7080, 7316, 7440, 9014, 9145, 10974, 13521, 14160, 14632, 18028, 18290, 21948, 22535, 27042, 27435, 29264, 36056, 36580, 43896, 45070, 54084, 54870, 67605, 72112, 73160, 87792, 90140, 108168, 109740, 135210, 139717, 146320, 180280, 216336, 219480, 265913, 270420, 279434, 360560, 419151, 438960, 531826, 540840, 558868, 698585, 797739, 838302, 1063652, 1081680, 1117736, 1329565, 1397170, 1595478, 1676604, 2095755, 2127304, 2235472, 2659130, 2794340, 3190956, 3353208, 3988695, 4191510, 4254608, 5318260, 5588680, 6381912, 6706416, 7977390, 8243303, 8383020, 10636520, 11177360, 12763824, 15954780, 16486606, 16766040, 21273040, 24729909, 31909560, 32973212, 33532080, 41216515, 49459818, 63819120, 65946424, 82433030, 98919636, 123649545, 131892848, 164866060, 197839272, 247299090, 329732120, 395678544, 494598180, 659464240, 989196360, 1978392720]

約数ペア:

[(1, 1978392720), (2, 989196360), (3, 659464240), (4, 494598180), (5, 395678544), (6, 329732120), (8, 247299090), (10, 197839272), (12, 164866060), (15, 131892848), (16, 123649545), (20, 98919636), (24, 82433030), (30, 65946424), (31, 63819120), (40, 49459818), (48, 41216515), (59, 33532080), (60, 32973212), (62, 31909560), (80, 24729909), (93, 21273040), (118, 16766040), (120, 16486606), (124, 15954780), (155, 12763824), (177, 11177360), (186, 10636520), (236, 8383020), (240, 8243303), (248, 7977390), (295, 6706416), (310, 6381912), (354, 5588680), (372, 5318260), (465, 4254608), (472, 4191510), (496, 3988695), (590, 3353208), (620, 3190956), (708, 2794340), (744, 2659130), (885, 2235472), (930, 2127304), (944, 2095755), (1180, 1676604), (1240, 1595478), (1416, 1397170), (1488, 1329565), (1770, 1117736), (1829, 1081680), (1860, 1063652), (2360, 838302), (2480, 797739), (2832, 698585), (3540, 558868), (3658, 540840), (3720, 531826), (4507, 438960), (4720, 419151), (5487, 360560), (7080, 279434), (7316, 270420), (7440, 265913), (9014, 219480), (9145, 216336), (10974, 180280), (13521, 146320), (14160, 139717), (14632, 135210), (18028, 109740), (18290, 108168), (21948, 90140), (22535, 87792), (27042, 73160), (27435, 72112), (29264, 67605), (36056, 54870), (36580, 54084), (43896, 45070)]