260642172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 743608320

約数和(自身を除く): 482966148

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 79, 84, 93, 98, 124, 147, 158, 181, 186, 196, 217, 237, 294, 316, 362, 372, 434, 474, 543, 553, 588, 651, 724, 868, 948, 1086, 1106, 1267, 1302, 1519, 1659, 2172, 2212, 2449, 2534, 2604, 3038, 3318, 3801, 3871, 4557, 4898, 5068, 5611, 6076, 6636, 7347, 7602, 7742, 8869, 9114, 9796, 11222, 11613, 14299, 14694, 15204, 15484, 16833, 17143, 17738, 18228, 22444, 23226, 26607, 28598, 29388, 33666, 34286, 35476, 39277, 42897, 46452, 51429, 53214, 57196, 67332, 68572, 78554, 85794, 100093, 102858, 106428, 117831, 120001, 157108, 171588, 200186, 205716, 235662, 240002, 274939, 300279, 360003, 400372, 443269, 471324, 480004, 549878, 600558, 700651, 720006, 824817, 886538, 1099756, 1201116, 1329807, 1401302, 1440012, 1649634, 1773076, 2101953, 2659614, 2802604, 3102883, 3299268, 4203906, 5319228, 6205766, 8407812, 9308649, 12411532, 18617298, 21720181, 37234596, 43440362, 65160543, 86880724, 130321086, 260642172]

約数ペア:

[(1, 260642172), (2, 130321086), (3, 86880724), (4, 65160543), (6, 43440362), (7, 37234596), (12, 21720181), (14, 18617298), (21, 12411532), (28, 9308649), (31, 8407812), (42, 6205766), (49, 5319228), (62, 4203906), (79, 3299268), (84, 3102883), (93, 2802604), (98, 2659614), (124, 2101953), (147, 1773076), (158, 1649634), (181, 1440012), (186, 1401302), (196, 1329807), (217, 1201116), (237, 1099756), (294, 886538), (316, 824817), (362, 720006), (372, 700651), (434, 600558), (474, 549878), (543, 480004), (553, 471324), (588, 443269), (651, 400372), (724, 360003), (868, 300279), (948, 274939), (1086, 240002), (1106, 235662), (1267, 205716), (1302, 200186), (1519, 171588), (1659, 157108), (2172, 120001), (2212, 117831), (2449, 106428), (2534, 102858), (2604, 100093), (3038, 85794), (3318, 78554), (3801, 68572), (3871, 67332), (4557, 57196), (4898, 53214), (5068, 51429), (5611, 46452), (6076, 42897), (6636, 39277), (7347, 35476), (7602, 34286), (7742, 33666), (8869, 29388), (9114, 28598), (9796, 26607), (11222, 23226), (11613, 22444), (14299, 18228), (14694, 17738), (15204, 17143), (15484, 16833)]