47948460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 159957504

約数和(自身を除く): 112009044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 347, 420, 470, 490, 564, 588, 658, 694, 705, 735, 940, 980, 987, 1041, 1316, 1388, 1410, 1470, 1645, 1735, 1974, 2082, 2303, 2429, 2820, 2940, 3290, 3470, 3948, 4164, 4606, 4858, 4935, 5205, 6580, 6909, 6940, 7287, 9212, 9716, 9870, 10410, 11515, 12145, 13818, 14574, 16309, 17003, 19740, 20820, 23030, 24290, 27636, 29148, 32618, 34006, 34545, 36435, 46060, 48580, 48927, 51009, 65236, 68012, 69090, 72870, 81545, 85015, 97854, 102018, 114163, 138180, 145740, 163090, 170030, 195708, 204036, 228326, 244635, 255045, 326180, 340060, 342489, 456652, 489270, 510090, 570815, 684978, 799141, 978540, 1020180, 1141630, 1369956, 1598282, 1712445, 2283260, 2397423, 3196564, 3424890, 3995705, 4794846, 6849780, 7991410, 9589692, 11987115, 15982820, 23974230, 47948460]

約数ペア:

[(1, 47948460), (2, 23974230), (3, 15982820), (4, 11987115), (5, 9589692), (6, 7991410), (7, 6849780), (10, 4794846), (12, 3995705), (14, 3424890), (15, 3196564), (20, 2397423), (21, 2283260), (28, 1712445), (30, 1598282), (35, 1369956), (42, 1141630), (47, 1020180), (49, 978540), (60, 799141), (70, 684978), (84, 570815), (94, 510090), (98, 489270), (105, 456652), (140, 342489), (141, 340060), (147, 326180), (188, 255045), (196, 244635), (210, 228326), (235, 204036), (245, 195708), (282, 170030), (294, 163090), (329, 145740), (347, 138180), (420, 114163), (470, 102018), (490, 97854), (564, 85015), (588, 81545), (658, 72870), (694, 69090), (705, 68012), (735, 65236), (940, 51009), (980, 48927), (987, 48580), (1041, 46060), (1316, 36435), (1388, 34545), (1410, 34006), (1470, 32618), (1645, 29148), (1735, 27636), (1974, 24290), (2082, 23030), (2303, 20820), (2429, 19740), (2820, 17003), (2940, 16309), (3290, 14574), (3470, 13818), (3948, 12145), (4164, 11515), (4606, 10410), (4858, 9870), (4935, 9716), (5205, 9212), (6580, 7287), (6909, 6940)]