80840340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 283989888

約数和(自身を除く): 203149548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 166, 180, 210, 249, 252, 315, 332, 415, 420, 498, 581, 630, 747, 773, 830, 996, 1162, 1245, 1260, 1494, 1546, 1660, 1743, 2319, 2324, 2490, 2905, 2988, 3092, 3486, 3735, 3865, 4638, 4980, 5229, 5411, 5810, 6957, 6972, 7470, 7730, 8715, 9276, 10458, 10822, 11595, 11620, 13914, 14940, 15460, 16233, 17430, 20916, 21644, 23190, 26145, 27055, 27828, 32466, 34785, 34860, 46380, 48699, 52290, 54110, 64159, 64932, 69570, 81165, 97398, 104580, 108220, 128318, 139140, 162330, 192477, 194796, 243495, 256636, 320795, 324660, 384954, 449113, 486990, 577431, 641590, 769908, 898226, 962385, 973980, 1154862, 1283180, 1347339, 1796452, 1924770, 2245565, 2309724, 2694678, 2887155, 3849540, 4042017, 4491130, 5389356, 5774310, 6736695, 8084034, 8982260, 11548620, 13473390, 16168068, 20210085, 26946780, 40420170, 80840340]

約数ペア:

[(1, 80840340), (2, 40420170), (3, 26946780), (4, 20210085), (5, 16168068), (6, 13473390), (7, 11548620), (9, 8982260), (10, 8084034), (12, 6736695), (14, 5774310), (15, 5389356), (18, 4491130), (20, 4042017), (21, 3849540), (28, 2887155), (30, 2694678), (35, 2309724), (36, 2245565), (42, 1924770), (45, 1796452), (60, 1347339), (63, 1283180), (70, 1154862), (83, 973980), (84, 962385), (90, 898226), (105, 769908), (126, 641590), (140, 577431), (166, 486990), (180, 449113), (210, 384954), (249, 324660), (252, 320795), (315, 256636), (332, 243495), (415, 194796), (420, 192477), (498, 162330), (581, 139140), (630, 128318), (747, 108220), (773, 104580), (830, 97398), (996, 81165), (1162, 69570), (1245, 64932), (1260, 64159), (1494, 54110), (1546, 52290), (1660, 48699), (1743, 46380), (2319, 34860), (2324, 34785), (2490, 32466), (2905, 27828), (2988, 27055), (3092, 26145), (3486, 23190), (3735, 21644), (3865, 20916), (4638, 17430), (4980, 16233), (5229, 15460), (5411, 14940), (5810, 13914), (6957, 11620), (6972, 11595), (7470, 10822), (7730, 10458), (8715, 9276)]