31315284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 108442880

約数和(自身を除く): 77127596

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 79, 84, 91, 99, 117, 121, 126, 132, 143, 154, 156, 158, 182, 198, 231, 234, 237, 242, 252, 273, 286, 308, 316, 363, 364, 396, 429, 462, 468, 474, 484, 546, 553, 572, 693, 711, 726, 819, 847, 858, 869, 924, 948, 1001, 1027, 1089, 1092, 1106, 1287, 1386, 1422, 1452, 1573, 1638, 1659, 1694, 1716, 1738, 2002, 2054, 2178, 2212, 2541, 2574, 2607, 2772, 2844, 3003, 3081, 3146, 3276, 3318, 3388, 3476, 4004, 4108, 4356, 4719, 4977, 5082, 5148, 5214, 6006, 6083, 6162, 6292, 6636, 7189, 7623, 7821, 9009, 9243, 9438, 9559, 9954, 10164, 10428, 11011, 11297, 12012, 12166, 12324, 14157, 14378, 15246, 15642, 18018, 18249, 18486, 18876, 19118, 19908, 21567, 22022, 22594, 24332, 28314, 28677, 28756, 30492, 31284, 33033, 33891, 36036, 36498, 36972, 38236, 43134, 44044, 45188, 54747, 56628, 57354, 64701, 66066, 66913, 67782, 72996, 79079, 86031, 86268, 99099, 101673, 109494, 114708, 124267, 129402, 132132, 133826, 135564, 158158, 172062, 198198, 200739, 203346, 218988, 237237, 248534, 258804, 267652, 316316, 344124, 372801, 396396, 401478, 406692, 474474, 497068, 602217, 711711, 745602, 802956, 869869, 948948, 1118403, 1204434, 1423422, 1491204, 1739738, 2236806, 2408868, 2609607, 2846844, 3479476, 4473612, 5219214, 7828821, 10438428, 15657642, 31315284]

約数ペア:

[(1, 31315284), (2, 15657642), (3, 10438428), (4, 7828821), (6, 5219214), (7, 4473612), (9, 3479476), (11, 2846844), (12, 2609607), (13, 2408868), (14, 2236806), (18, 1739738), (21, 1491204), (22, 1423422), (26, 1204434), (28, 1118403), (33, 948948), (36, 869869), (39, 802956), (42, 745602), (44, 711711), (52, 602217), (63, 497068), (66, 474474), (77, 406692), (78, 401478), (79, 396396), (84, 372801), (91, 344124), (99, 316316), (117, 267652), (121, 258804), (126, 248534), (132, 237237), (143, 218988), (154, 203346), (156, 200739), (158, 198198), (182, 172062), (198, 158158), (231, 135564), (234, 133826), (237, 132132), (242, 129402), (252, 124267), (273, 114708), (286, 109494), (308, 101673), (316, 99099), (363, 86268), (364, 86031), (396, 79079), (429, 72996), (462, 67782), (468, 66913), (474, 66066), (484, 64701), (546, 57354), (553, 56628), (572, 54747), (693, 45188), (711, 44044), (726, 43134), (819, 38236), (847, 36972), (858, 36498), (869, 36036), (924, 33891), (948, 33033), (1001, 31284), (1027, 30492), (1089, 28756), (1092, 28677), (1106, 28314), (1287, 24332), (1386, 22594), (1422, 22022), (1452, 21567), (1573, 19908), (1638, 19118), (1659, 18876), (1694, 18486), (1716, 18249), (1738, 18018), (2002, 15642), (2054, 15246), (2178, 14378), (2212, 14157), (2541, 12324), (2574, 12166), (2607, 12012), (2772, 11297), (2844, 11011), (3003, 10428), (3081, 10164), (3146, 9954), (3276, 9559), (3318, 9438), (3388, 9243), (3476, 9009), (4004, 7821), (4108, 7623), (4356, 7189), (4719, 6636), (4977, 6292), (5082, 6162), (5148, 6083), (5214, 6006)]