30632980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 79494912

約数和(自身を除く): 48861932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 61, 68, 70, 85, 119, 122, 140, 170, 211, 238, 244, 305, 340, 422, 427, 476, 595, 610, 844, 854, 1037, 1055, 1190, 1220, 1477, 1708, 2074, 2110, 2135, 2380, 2954, 3587, 4148, 4220, 4270, 5185, 5908, 7174, 7259, 7385, 8540, 10370, 12871, 14348, 14518, 14770, 17935, 20740, 25109, 25742, 29036, 29540, 35870, 36295, 50218, 51484, 64355, 71740, 72590, 90097, 100436, 125545, 128710, 145180, 180194, 218807, 251090, 257420, 360388, 437614, 450485, 502180, 875228, 900970, 1094035, 1531649, 1801940, 2188070, 3063298, 4376140, 6126596, 7658245, 15316490, 30632980]

約数ペア:

[(1, 30632980), (2, 15316490), (4, 7658245), (5, 6126596), (7, 4376140), (10, 3063298), (14, 2188070), (17, 1801940), (20, 1531649), (28, 1094035), (34, 900970), (35, 875228), (61, 502180), (68, 450485), (70, 437614), (85, 360388), (119, 257420), (122, 251090), (140, 218807), (170, 180194), (211, 145180), (238, 128710), (244, 125545), (305, 100436), (340, 90097), (422, 72590), (427, 71740), (476, 64355), (595, 51484), (610, 50218), (844, 36295), (854, 35870), (1037, 29540), (1055, 29036), (1190, 25742), (1220, 25109), (1477, 20740), (1708, 17935), (2074, 14770), (2110, 14518), (2135, 14348), (2380, 12871), (2954, 10370), (3587, 8540), (4148, 7385), (4220, 7259), (4270, 7174), (5185, 5908)]