77712228

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 227223360

約数和(自身を除く): 149511132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 67, 87, 99, 101, 116, 132, 134, 174, 198, 201, 202, 261, 268, 303, 319, 348, 396, 402, 404, 522, 603, 606, 638, 737, 804, 909, 957, 1044, 1111, 1206, 1212, 1276, 1474, 1818, 1914, 1943, 2211, 2222, 2412, 2871, 2929, 2948, 3333, 3636, 3828, 3886, 4422, 4444, 5742, 5829, 5858, 6633, 6666, 6767, 7772, 8787, 8844, 9999, 11484, 11658, 11716, 13266, 13332, 13534, 17487, 17574, 19998, 20301, 21373, 23316, 26361, 26532, 27068, 32219, 34974, 35148, 39996, 40602, 42746, 52722, 60903, 64119, 64438, 69948, 74437, 81204, 85492, 96657, 105444, 121806, 128238, 128876, 148874, 192357, 193314, 196243, 223311, 243612, 256476, 289971, 297748, 384714, 386628, 392486, 446622, 579942, 588729, 669933, 769428, 784972, 893244, 1159884, 1177458, 1339866, 1766187, 2158673, 2354916, 2679732, 3532374, 4317346, 6476019, 7064748, 8634692, 12952038, 19428057, 25904076, 38856114, 77712228]

約数ペア:

[(1, 77712228), (2, 38856114), (3, 25904076), (4, 19428057), (6, 12952038), (9, 8634692), (11, 7064748), (12, 6476019), (18, 4317346), (22, 3532374), (29, 2679732), (33, 2354916), (36, 2158673), (44, 1766187), (58, 1339866), (66, 1177458), (67, 1159884), (87, 893244), (99, 784972), (101, 769428), (116, 669933), (132, 588729), (134, 579942), (174, 446622), (198, 392486), (201, 386628), (202, 384714), (261, 297748), (268, 289971), (303, 256476), (319, 243612), (348, 223311), (396, 196243), (402, 193314), (404, 192357), (522, 148874), (603, 128876), (606, 128238), (638, 121806), (737, 105444), (804, 96657), (909, 85492), (957, 81204), (1044, 74437), (1111, 69948), (1206, 64438), (1212, 64119), (1276, 60903), (1474, 52722), (1818, 42746), (1914, 40602), (1943, 39996), (2211, 35148), (2222, 34974), (2412, 32219), (2871, 27068), (2929, 26532), (2948, 26361), (3333, 23316), (3636, 21373), (3828, 20301), (3886, 19998), (4422, 17574), (4444, 17487), (5742, 13534), (5829, 13332), (5858, 13266), (6633, 11716), (6666, 11658), (6767, 11484), (7772, 9999), (8787, 8844)]