217564130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7949}}^1$

素因数の和:8003

約数の個数: 64

約数和(自身を含む): 494553600

約数和(自身を除く): 276989470

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 782, 805, 1190, 1610, 1955, 2737, 3910, 5474, 7949, 13685, 15898, 27370, 39745, 55643, 79490, 111286, 135133, 182827, 270266, 278215, 365654, 556430, 675665, 914135, 945931, 1279789, 1351330, 1828270, 1891862, 2559578, 3108059, 4729655, 6216118, 6398945, 9459310, 12797890, 15540295, 21756413, 31080590, 43512826, 108782065, 217564130]

約数ペア:

[(1, 217564130), (2, 108782065), (5, 43512826), (7, 31080590), (10, 21756413), (14, 15540295), (17, 12797890), (23, 9459310), (34, 6398945), (35, 6216118), (46, 4729655), (70, 3108059), (85, 2559578), (115, 1891862), (119, 1828270), (161, 1351330), (170, 1279789), (230, 945931), (238, 914135), (322, 675665), (391, 556430), (595, 365654), (782, 278215), (805, 270266), (1190, 182827), (1610, 135133), (1955, 111286), (2737, 79490), (3910, 55643), (5474, 39745), (7949, 27370), (13685, 15898)]