80143980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1295

約数の個数: 96

約数和(自身を含む): 258177024

約数和(自身を除く): 178033044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 346, 420, 519, 692, 865, 1038, 1103, 1211, 1730, 2076, 2206, 2422, 2595, 3309, 3460, 3633, 4412, 4844, 5190, 5515, 6055, 6618, 7266, 7721, 10380, 11030, 12110, 13236, 14532, 15442, 16545, 18165, 22060, 23163, 24220, 30884, 33090, 36330, 38605, 46326, 66180, 72660, 77210, 92652, 115815, 154420, 190819, 231630, 381638, 463260, 572457, 763276, 954095, 1144914, 1335733, 1908190, 2289828, 2671466, 2862285, 3816380, 4007199, 5342932, 5724570, 6678665, 8014398, 11449140, 13357330, 16028796, 20035995, 26714660, 40071990, 80143980]

約数ペア:

[(1, 80143980), (2, 40071990), (3, 26714660), (4, 20035995), (5, 16028796), (6, 13357330), (7, 11449140), (10, 8014398), (12, 6678665), (14, 5724570), (15, 5342932), (20, 4007199), (21, 3816380), (28, 2862285), (30, 2671466), (35, 2289828), (42, 1908190), (60, 1335733), (70, 1144914), (84, 954095), (105, 763276), (140, 572457), (173, 463260), (210, 381638), (346, 231630), (420, 190819), (519, 154420), (692, 115815), (865, 92652), (1038, 77210), (1103, 72660), (1211, 66180), (1730, 46326), (2076, 38605), (2206, 36330), (2422, 33090), (2595, 30884), (3309, 24220), (3460, 23163), (3633, 22060), (4412, 18165), (4844, 16545), (5190, 15442), (5515, 14532), (6055, 13236), (6618, 12110), (7266, 11030), (7721, 10380)]