1561899276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{823}}^1$

素因数の和:1300

約数の個数: 144

約数和(自身を含む): 4794177024

約数和(自身を除く): 3232277748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 443, 476, 612, 714, 823, 886, 1071, 1329, 1428, 1646, 1772, 2142, 2469, 2658, 3101, 3292, 3987, 4284, 4938, 5316, 5761, 6202, 7407, 7531, 7974, 9303, 9876, 11522, 12404, 13991, 14814, 15062, 15948, 17283, 18606, 22593, 23044, 27909, 27982, 29628, 30124, 34566, 37212, 41973, 45186, 51849, 52717, 55818, 55964, 67779, 69132, 83946, 90372, 97937, 103698, 105434, 111636, 125919, 135558, 158151, 167892, 195874, 207396, 210868, 251838, 271116, 293811, 316302, 364589, 391748, 474453, 503676, 587622, 632604, 729178, 881433, 948906, 1093767, 1175244, 1458356, 1762866, 1897812, 2187534, 2552123, 3281301, 3525732, 4375068, 5104246, 6198013, 6562602, 7656369, 10208492, 12396026, 13125204, 15312738, 18594039, 22969107, 24792052, 30625476, 37188078, 43386091, 45938214, 55782117, 74376156, 86772182, 91876428, 111564234, 130158273, 173544364, 223128468, 260316546, 390474819, 520633092, 780949638, 1561899276]

約数ペア:

[(1, 1561899276), (2, 780949638), (3, 520633092), (4, 390474819), (6, 260316546), (7, 223128468), (9, 173544364), (12, 130158273), (14, 111564234), (17, 91876428), (18, 86772182), (21, 74376156), (28, 55782117), (34, 45938214), (36, 43386091), (42, 37188078), (51, 30625476), (63, 24792052), (68, 22969107), (84, 18594039), (102, 15312738), (119, 13125204), (126, 12396026), (153, 10208492), (204, 7656369), (238, 6562602), (252, 6198013), (306, 5104246), (357, 4375068), (443, 3525732), (476, 3281301), (612, 2552123), (714, 2187534), (823, 1897812), (886, 1762866), (1071, 1458356), (1329, 1175244), (1428, 1093767), (1646, 948906), (1772, 881433), (2142, 729178), (2469, 632604), (2658, 587622), (3101, 503676), (3292, 474453), (3987, 391748), (4284, 364589), (4938, 316302), (5316, 293811), (5761, 271116), (6202, 251838), (7407, 210868), (7531, 207396), (7974, 195874), (9303, 167892), (9876, 158151), (11522, 135558), (12404, 125919), (13991, 111636), (14814, 105434), (15062, 103698), (15948, 97937), (17283, 90372), (18606, 83946), (22593, 69132), (23044, 67779), (27909, 55964), (27982, 55818), (29628, 52717), (30124, 51849), (34566, 45186), (37212, 41973)]