28440090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6449}}^1$

素因数の和:6476

約数の個数: 72

約数和(自身を含む): 86030100

約数和(自身を除く): 57590010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6449, 12898, 19347, 32245, 38694, 45143, 58041, 64490, 90286, 96735, 116082, 135429, 193470, 225715, 270858, 290205, 316001, 406287, 451430, 580410, 632002, 677145, 812574, 948003, 1354290, 1580005, 1896006, 2031435, 2844009, 3160010, 4062870, 4740015, 5688018, 9480030, 14220045, 28440090]

約数ペア:

[(1, 28440090), (2, 14220045), (3, 9480030), (5, 5688018), (6, 4740015), (7, 4062870), (9, 3160010), (10, 2844009), (14, 2031435), (15, 1896006), (18, 1580005), (21, 1354290), (30, 948003), (35, 812574), (42, 677145), (45, 632002), (49, 580410), (63, 451430), (70, 406287), (90, 316001), (98, 290205), (105, 270858), (126, 225715), (147, 193470), (210, 135429), (245, 116082), (294, 96735), (315, 90286), (441, 64490), (490, 58041), (630, 45143), (735, 38694), (882, 32245), (1470, 19347), (2205, 12898), (4410, 6449)]