72786636

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 212808960

約数和(自身を除く): 140022324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 31, 36, 39, 52, 58, 62, 78, 87, 93, 116, 117, 124, 156, 173, 174, 186, 234, 261, 279, 346, 348, 372, 377, 403, 468, 519, 522, 558, 692, 754, 806, 899, 1038, 1044, 1116, 1131, 1209, 1508, 1557, 1612, 1798, 2076, 2249, 2262, 2418, 2697, 3114, 3393, 3596, 3627, 4498, 4524, 4836, 5017, 5363, 5394, 6228, 6747, 6786, 7254, 8091, 8996, 10034, 10726, 10788, 11687, 13494, 13572, 14508, 15051, 16089, 16182, 20068, 20241, 21452, 23374, 26988, 30102, 32178, 32364, 35061, 40482, 45153, 46748, 48267, 60204, 64356, 65221, 69719, 70122, 80964, 90306, 96534, 105183, 130442, 139438, 140244, 155527, 180612, 193068, 195663, 209157, 210366, 260884, 278876, 311054, 391326, 418314, 420732, 466581, 586989, 622108, 627471, 782652, 836628, 933162, 1173978, 1254942, 1399743, 1866324, 2021851, 2347956, 2509884, 2799486, 4043702, 5598972, 6065553, 8087404, 12131106, 18196659, 24262212, 36393318, 72786636]

約数ペア:

[(1, 72786636), (2, 36393318), (3, 24262212), (4, 18196659), (6, 12131106), (9, 8087404), (12, 6065553), (13, 5598972), (18, 4043702), (26, 2799486), (29, 2509884), (31, 2347956), (36, 2021851), (39, 1866324), (52, 1399743), (58, 1254942), (62, 1173978), (78, 933162), (87, 836628), (93, 782652), (116, 627471), (117, 622108), (124, 586989), (156, 466581), (173, 420732), (174, 418314), (186, 391326), (234, 311054), (261, 278876), (279, 260884), (346, 210366), (348, 209157), (372, 195663), (377, 193068), (403, 180612), (468, 155527), (519, 140244), (522, 139438), (558, 130442), (692, 105183), (754, 96534), (806, 90306), (899, 80964), (1038, 70122), (1044, 69719), (1116, 65221), (1131, 64356), (1209, 60204), (1508, 48267), (1557, 46748), (1612, 45153), (1798, 40482), (2076, 35061), (2249, 32364), (2262, 32178), (2418, 30102), (2697, 26988), (3114, 23374), (3393, 21452), (3596, 20241), (3627, 20068), (4498, 16182), (4524, 16089), (4836, 15051), (5017, 14508), (5363, 13572), (5394, 13494), (6228, 11687), (6747, 10788), (6786, 10726), (7254, 10034), (8091, 8996)]