71848728

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 256

約数和(自身を含む): 249984000

約数和(自身を除く): 178135272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 41, 42, 54, 56, 57, 61, 63, 72, 76, 82, 84, 108, 114, 122, 123, 126, 133, 152, 164, 168, 171, 183, 189, 216, 228, 244, 246, 252, 266, 287, 328, 342, 366, 369, 378, 399, 427, 456, 488, 492, 504, 513, 532, 549, 574, 684, 732, 738, 756, 779, 798, 854, 861, 984, 1026, 1064, 1098, 1107, 1148, 1159, 1197, 1281, 1368, 1464, 1476, 1512, 1558, 1596, 1647, 1708, 1722, 2052, 2196, 2214, 2296, 2318, 2337, 2394, 2501, 2562, 2583, 2952, 3116, 3192, 3294, 3416, 3444, 3477, 3591, 3843, 4104, 4392, 4428, 4636, 4674, 4788, 5002, 5124, 5166, 5453, 6232, 6588, 6888, 6954, 7011, 7182, 7503, 7686, 7749, 8113, 8856, 9272, 9348, 9576, 10004, 10248, 10332, 10431, 10906, 11529, 13176, 13908, 14022, 14364, 15006, 15372, 15498, 16226, 16359, 17507, 18696, 20008, 20664, 20862, 21033, 21812, 22509, 23058, 24339, 27816, 28044, 28728, 30012, 30744, 30996, 31293, 32452, 32718, 35014, 41724, 42066, 43624, 45018, 46116, 47519, 48678, 49077, 52521, 56088, 60024, 61992, 62586, 64904, 65436, 67527, 70028, 73017, 83448, 84132, 90036, 92232, 95038, 97356, 98154, 105042, 125172, 130872, 135054, 140056, 142557, 146034, 147231, 157563, 168264, 180072, 190076, 194712, 196308, 210084, 219051, 250344, 270108, 285114, 292068, 294462, 315126, 332633, 380152, 392616, 420168, 427671, 438102, 472689, 540216, 570228, 584136, 588924, 630252, 665266, 855342, 876204, 945378, 997899, 1140456, 1177848, 1260504, 1283013, 1330532, 1710684, 1752408, 1890756, 1995798, 2566026, 2661064, 2993697, 3421368, 3781512, 3991596, 5132052, 5987394, 7983192, 8981091, 10264104, 11974788, 17962182, 23949576, 35924364, 71848728]

約数ペア:

[(1, 71848728), (2, 35924364), (3, 23949576), (4, 17962182), (6, 11974788), (7, 10264104), (8, 8981091), (9, 7983192), (12, 5987394), (14, 5132052), (18, 3991596), (19, 3781512), (21, 3421368), (24, 2993697), (27, 2661064), (28, 2566026), (36, 1995798), (38, 1890756), (41, 1752408), (42, 1710684), (54, 1330532), (56, 1283013), (57, 1260504), (61, 1177848), (63, 1140456), (72, 997899), (76, 945378), (82, 876204), (84, 855342), (108, 665266), (114, 630252), (122, 588924), (123, 584136), (126, 570228), (133, 540216), (152, 472689), (164, 438102), (168, 427671), (171, 420168), (183, 392616), (189, 380152), (216, 332633), (228, 315126), (244, 294462), (246, 292068), (252, 285114), (266, 270108), (287, 250344), (328, 219051), (342, 210084), (366, 196308), (369, 194712), (378, 190076), (399, 180072), (427, 168264), (456, 157563), (488, 147231), (492, 146034), (504, 142557), (513, 140056), (532, 135054), (549, 130872), (574, 125172), (684, 105042), (732, 98154), (738, 97356), (756, 95038), (779, 92232), (798, 90036), (854, 84132), (861, 83448), (984, 73017), (1026, 70028), (1064, 67527), (1098, 65436), (1107, 64904), (1148, 62586), (1159, 61992), (1197, 60024), (1281, 56088), (1368, 52521), (1464, 49077), (1476, 48678), (1512, 47519), (1558, 46116), (1596, 45018), (1647, 43624), (1708, 42066), (1722, 41724), (2052, 35014), (2196, 32718), (2214, 32452), (2296, 31293), (2318, 30996), (2337, 30744), (2394, 30012), (2501, 28728), (2562, 28044), (2583, 27816), (2952, 24339), (3116, 23058), (3192, 22509), (3294, 21812), (3416, 21033), (3444, 20862), (3477, 20664), (3591, 20008), (3843, 18696), (4104, 17507), (4392, 16359), (4428, 16226), (4636, 15498), (4674, 15372), (4788, 15006), (5002, 14364), (5124, 14022), (5166, 13908), (5453, 13176), (6232, 11529), (6588, 10906), (6888, 10431), (6954, 10332), (7011, 10248), (7182, 10004), (7503, 9576), (7686, 9348), (7749, 9272), (8113, 8856)]