13647731720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{8867}}^1$

素因数の和:9147

約数の個数: 128

約数和(自身を含む): 36777369600

約数和(自身を除く): 23129637880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 239, 280, 322, 460, 478, 644, 805, 920, 956, 1195, 1288, 1610, 1673, 1912, 2390, 3220, 3346, 4780, 5497, 6440, 6692, 8365, 8867, 9560, 10994, 13384, 16730, 17734, 21988, 27485, 33460, 35468, 38479, 43976, 44335, 54970, 62069, 66920, 70936, 76958, 88670, 109940, 124138, 153916, 177340, 192395, 203941, 219880, 248276, 307832, 310345, 354680, 384790, 407882, 496552, 620690, 769580, 815764, 1019705, 1241380, 1427587, 1539160, 1631528, 2039410, 2119213, 2482760, 2855174, 4078820, 4238426, 5710348, 7137935, 8157640, 8476852, 10596065, 11420696, 14275870, 14834491, 16953704, 21192130, 28551740, 29668982, 42384260, 48741899, 57103480, 59337964, 74172455, 84768520, 97483798, 118675928, 148344910, 194967596, 243709495, 296689820, 341193293, 389935192, 487418990, 593379640, 682386586, 974837980, 1364773172, 1705966465, 1949675960, 2729546344, 3411932930, 6823865860, 13647731720]

約数ペア:

[(1, 13647731720), (2, 6823865860), (4, 3411932930), (5, 2729546344), (7, 1949675960), (8, 1705966465), (10, 1364773172), (14, 974837980), (20, 682386586), (23, 593379640), (28, 487418990), (35, 389935192), (40, 341193293), (46, 296689820), (56, 243709495), (70, 194967596), (92, 148344910), (115, 118675928), (140, 97483798), (161, 84768520), (184, 74172455), (230, 59337964), (239, 57103480), (280, 48741899), (322, 42384260), (460, 29668982), (478, 28551740), (644, 21192130), (805, 16953704), (920, 14834491), (956, 14275870), (1195, 11420696), (1288, 10596065), (1610, 8476852), (1673, 8157640), (1912, 7137935), (2390, 5710348), (3220, 4238426), (3346, 4078820), (4780, 2855174), (5497, 2482760), (6440, 2119213), (6692, 2039410), (8365, 1631528), (8867, 1539160), (9560, 1427587), (10994, 1241380), (13384, 1019705), (16730, 815764), (17734, 769580), (21988, 620690), (27485, 496552), (33460, 407882), (35468, 384790), (38479, 354680), (43976, 310345), (44335, 307832), (54970, 248276), (62069, 219880), (66920, 203941), (70936, 192395), (76958, 177340), (88670, 153916), (109940, 124138)]