78420258

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 214272000

約数和(自身を除く): 135851742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 61, 63, 114, 122, 126, 133, 171, 179, 183, 189, 266, 342, 358, 366, 378, 399, 427, 513, 537, 549, 798, 854, 1026, 1074, 1098, 1159, 1197, 1253, 1281, 1611, 1647, 2318, 2394, 2506, 2562, 3222, 3294, 3401, 3477, 3591, 3759, 3843, 4833, 6802, 6954, 7182, 7518, 7686, 8113, 9666, 10203, 10431, 10919, 11277, 11529, 16226, 20406, 20862, 21838, 22554, 23058, 23807, 24339, 30609, 31293, 32757, 33831, 47614, 48678, 61218, 62586, 65514, 67662, 71421, 73017, 76433, 91827, 98271, 142842, 146034, 152866, 183654, 196542, 207461, 214263, 219051, 229299, 294813, 414922, 428526, 438102, 458598, 589626, 622383, 642789, 687897, 1244766, 1285578, 1375794, 1452227, 1867149, 2063691, 2904454, 3734298, 4127382, 4356681, 5601447, 8713362, 11202894, 13070043, 26140086, 39210129, 78420258]

約数ペア:

[(1, 78420258), (2, 39210129), (3, 26140086), (6, 13070043), (7, 11202894), (9, 8713362), (14, 5601447), (18, 4356681), (19, 4127382), (21, 3734298), (27, 2904454), (38, 2063691), (42, 1867149), (54, 1452227), (57, 1375794), (61, 1285578), (63, 1244766), (114, 687897), (122, 642789), (126, 622383), (133, 589626), (171, 458598), (179, 438102), (183, 428526), (189, 414922), (266, 294813), (342, 229299), (358, 219051), (366, 214263), (378, 207461), (399, 196542), (427, 183654), (513, 152866), (537, 146034), (549, 142842), (798, 98271), (854, 91827), (1026, 76433), (1074, 73017), (1098, 71421), (1159, 67662), (1197, 65514), (1253, 62586), (1281, 61218), (1611, 48678), (1647, 47614), (2318, 33831), (2394, 32757), (2506, 31293), (2562, 30609), (3222, 24339), (3294, 23807), (3401, 23058), (3477, 22554), (3591, 21838), (3759, 20862), (3843, 20406), (4833, 16226), (6802, 11529), (6954, 11277), (7182, 10919), (7518, 10431), (7686, 10203), (8113, 9666)]