20818488132

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1200

約数の個数: 240

約数和(自身を含む): 60497428992

約数和(自身を除く): 39678940860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 103, 108, 117, 141, 156, 162, 188, 206, 234, 282, 309, 324, 351, 412, 423, 468, 564, 611, 618, 702, 846, 927, 1021, 1053, 1222, 1236, 1269, 1339, 1404, 1692, 1833, 1854, 2042, 2106, 2444, 2538, 2678, 2781, 3063, 3666, 3708, 3807, 4017, 4084, 4212, 4841, 5076, 5356, 5499, 5562, 6126, 7332, 7614, 8034, 8343, 9189, 9682, 10998, 11124, 12051, 12252, 13273, 14523, 15228, 16068, 16497, 16686, 18378, 19364, 21996, 24102, 26546, 27567, 29046, 32994, 33372, 36153, 36756, 39819, 43569, 47987, 48204, 49491, 53092, 55134, 58092, 62933, 65988, 72306, 79638, 82701, 87138, 95974, 98982, 105163, 108459, 110268, 119457, 125866, 130707, 143961, 144612, 159276, 165402, 174276, 188799, 191948, 197964, 210326, 216918, 238914, 251732, 261414, 287922, 315489, 330804, 358371, 377598, 392121, 420652, 431883, 433836, 477828, 522828, 566397, 575844, 623831, 630978, 716742, 755196, 784242, 863766, 946467, 1075113, 1132794, 1247662, 1261956, 1295649, 1367119, 1433484, 1568484, 1699191, 1727532, 1871493, 1892934, 2150226, 2265588, 2495324, 2591298, 2734238, 2839401, 3398382, 3742986, 3785868, 3886947, 4101357, 4300452, 4942661, 5097573, 5182596, 5468476, 5614479, 5678802, 6796764, 7485972, 7773894, 8202714, 8518203, 9885322, 10195146, 11228958, 11357604, 12304071, 14827983, 15547788, 16405428, 16843437, 17036406, 19770644, 20390292, 22457916, 24608142, 29655966, 33686874, 34072812, 36912213, 44483949, 49216284, 50530311, 59311932, 64254593, 67373748, 73824426, 88967898, 101060622, 110736639, 128509186, 133451847, 147648852, 177935796, 192763779, 202121244, 221473278, 257018372, 266903694, 385527558, 400355541, 442946556, 533807388, 578291337, 771055116, 800711082, 1156582674, 1601422164, 1734874011, 2313165348, 3469748022, 5204622033, 6939496044, 10409244066, 20818488132]

約数ペア:

[(1, 20818488132), (2, 10409244066), (3, 6939496044), (4, 5204622033), (6, 3469748022), (9, 2313165348), (12, 1734874011), (13, 1601422164), (18, 1156582674), (26, 800711082), (27, 771055116), (36, 578291337), (39, 533807388), (47, 442946556), (52, 400355541), (54, 385527558), (78, 266903694), (81, 257018372), (94, 221473278), (103, 202121244), (108, 192763779), (117, 177935796), (141, 147648852), (156, 133451847), (162, 128509186), (188, 110736639), (206, 101060622), (234, 88967898), (282, 73824426), (309, 67373748), (324, 64254593), (351, 59311932), (412, 50530311), (423, 49216284), (468, 44483949), (564, 36912213), (611, 34072812), (618, 33686874), (702, 29655966), (846, 24608142), (927, 22457916), (1021, 20390292), (1053, 19770644), (1222, 17036406), (1236, 16843437), (1269, 16405428), (1339, 15547788), (1404, 14827983), (1692, 12304071), (1833, 11357604), (1854, 11228958), (2042, 10195146), (2106, 9885322), (2444, 8518203), (2538, 8202714), (2678, 7773894), (2781, 7485972), (3063, 6796764), (3666, 5678802), (3708, 5614479), (3807, 5468476), (4017, 5182596), (4084, 5097573), (4212, 4942661), (4841, 4300452), (5076, 4101357), (5356, 3886947), (5499, 3785868), (5562, 3742986), (6126, 3398382), (7332, 2839401), (7614, 2734238), (8034, 2591298), (8343, 2495324), (9189, 2265588), (9682, 2150226), (10998, 1892934), (11124, 1871493), (12051, 1727532), (12252, 1699191), (13273, 1568484), (14523, 1433484), (15228, 1367119), (16068, 1295649), (16497, 1261956), (16686, 1247662), (18378, 1132794), (19364, 1075113), (21996, 946467), (24102, 863766), (26546, 784242), (27567, 755196), (29046, 716742), (32994, 630978), (33372, 623831), (36153, 575844), (36756, 566397), (39819, 522828), (43569, 477828), (47987, 433836), (48204, 431883), (49491, 420652), (53092, 392121), (55134, 377598), (58092, 358371), (62933, 330804), (65988, 315489), (72306, 287922), (79638, 261414), (82701, 251732), (87138, 238914), (95974, 216918), (98982, 210326), (105163, 197964), (108459, 191948), (110268, 188799), (119457, 174276), (125866, 165402), (130707, 159276), (143961, 144612)]