210706020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3889}}^1$

素因数の和:3954

約数の個数: 144

約数和(自身を含む): 747626880

約数和(自身を除く): 536920860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 3889, 4515, 5418, 6020, 7740, 7778, 9030, 10836, 11667, 13545, 15556, 18060, 19445, 23334, 27090, 27223, 35001, 38890, 46668, 54180, 54446, 58335, 70002, 77780, 81669, 108892, 116670, 136115, 140004, 163338, 167227, 175005, 233340, 245007, 272230, 326676, 334454, 350010, 408345, 490014, 501681, 544460, 668908, 700020, 816690, 836135, 980028, 1003362, 1170589, 1225035, 1505043, 1633380, 1672270, 2006724, 2341178, 2450070, 2508405, 3010086, 3344540, 3511767, 4682356, 4900140, 5016810, 5852945, 6020172, 7023534, 7525215, 10033620, 10535301, 11705890, 14047068, 15050430, 17558835, 21070602, 23411780, 30100860, 35117670, 42141204, 52676505, 70235340, 105353010, 210706020]

約数ペア:

[(1, 210706020), (2, 105353010), (3, 70235340), (4, 52676505), (5, 42141204), (6, 35117670), (7, 30100860), (9, 23411780), (10, 21070602), (12, 17558835), (14, 15050430), (15, 14047068), (18, 11705890), (20, 10535301), (21, 10033620), (28, 7525215), (30, 7023534), (35, 6020172), (36, 5852945), (42, 5016810), (43, 4900140), (45, 4682356), (60, 3511767), (63, 3344540), (70, 3010086), (84, 2508405), (86, 2450070), (90, 2341178), (105, 2006724), (126, 1672270), (129, 1633380), (140, 1505043), (172, 1225035), (180, 1170589), (210, 1003362), (215, 980028), (252, 836135), (258, 816690), (301, 700020), (315, 668908), (387, 544460), (420, 501681), (430, 490014), (516, 408345), (602, 350010), (630, 334454), (645, 326676), (774, 272230), (860, 245007), (903, 233340), (1204, 175005), (1260, 167227), (1290, 163338), (1505, 140004), (1548, 136115), (1806, 116670), (1935, 108892), (2580, 81669), (2709, 77780), (3010, 70002), (3612, 58335), (3870, 54446), (3889, 54180), (4515, 46668), (5418, 38890), (6020, 35001), (7740, 27223), (7778, 27090), (9030, 23334), (10836, 19445), (11667, 18060), (13545, 15556)]