30321270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 94279680

約数和(自身を除く): 63958410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 183, 189, 210, 263, 270, 305, 315, 366, 378, 427, 526, 549, 610, 630, 789, 854, 915, 945, 1098, 1281, 1315, 1578, 1647, 1830, 1841, 1890, 2135, 2367, 2562, 2630, 2745, 3294, 3682, 3843, 3945, 4270, 4734, 5490, 5523, 6405, 7101, 7686, 7890, 8235, 9205, 11046, 11529, 11835, 12810, 14202, 16043, 16470, 16569, 18410, 19215, 23058, 23670, 27615, 32086, 33138, 35505, 38430, 48129, 49707, 55230, 57645, 71010, 80215, 82845, 96258, 99414, 112301, 115290, 144387, 160430, 165690, 224602, 240645, 248535, 288774, 336903, 433161, 481290, 497070, 561505, 673806, 721935, 866322, 1010709, 1123010, 1443870, 1684515, 2021418, 2165805, 3032127, 3369030, 4331610, 5053545, 6064254, 10107090, 15160635, 30321270]

約数ペア:

[(1, 30321270), (2, 15160635), (3, 10107090), (5, 6064254), (6, 5053545), (7, 4331610), (9, 3369030), (10, 3032127), (14, 2165805), (15, 2021418), (18, 1684515), (21, 1443870), (27, 1123010), (30, 1010709), (35, 866322), (42, 721935), (45, 673806), (54, 561505), (61, 497070), (63, 481290), (70, 433161), (90, 336903), (105, 288774), (122, 248535), (126, 240645), (135, 224602), (183, 165690), (189, 160430), (210, 144387), (263, 115290), (270, 112301), (305, 99414), (315, 96258), (366, 82845), (378, 80215), (427, 71010), (526, 57645), (549, 55230), (610, 49707), (630, 48129), (789, 38430), (854, 35505), (915, 33138), (945, 32086), (1098, 27615), (1281, 23670), (1315, 23058), (1578, 19215), (1647, 18410), (1830, 16569), (1841, 16470), (1890, 16043), (2135, 14202), (2367, 12810), (2562, 11835), (2630, 11529), (2745, 11046), (3294, 9205), (3682, 8235), (3843, 7890), (3945, 7686), (4270, 7101), (4734, 6405), (5490, 5523)]