1660219120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1$

素因数の和:1679

約数の個数: 160

約数和(自身を含む): 4661701632

約数和(自身を除く): 3001482512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 83, 92, 112, 115, 140, 161, 166, 184, 230, 280, 322, 332, 368, 415, 460, 560, 581, 644, 664, 805, 830, 920, 1162, 1288, 1328, 1553, 1610, 1660, 1840, 1909, 2324, 2576, 2905, 3106, 3220, 3320, 3818, 4648, 5810, 6212, 6440, 6640, 7636, 7765, 9296, 9545, 10871, 11620, 12424, 12880, 13363, 15272, 15530, 19090, 21742, 23240, 24848, 26726, 30544, 31060, 35719, 38180, 43484, 46480, 53452, 54355, 62120, 66815, 71438, 76360, 86968, 106904, 108710, 124240, 128899, 133630, 142876, 152720, 173936, 178595, 213808, 217420, 250033, 257798, 267260, 285752, 357190, 434840, 500066, 515596, 534520, 571504, 644495, 714380, 869680, 902293, 1000132, 1031192, 1069040, 1250165, 1288990, 1428760, 1804586, 2000264, 2062384, 2500330, 2577980, 2857520, 2964677, 3609172, 4000528, 4511465, 5000660, 5155960, 5929354, 7218344, 9022930, 10001320, 10311920, 11858708, 14436688, 14823385, 18045860, 20002640, 20752739, 23717416, 29646770, 36091720, 41505478, 47434832, 59293540, 72183440, 83010956, 103763695, 118587080, 166021912, 207527390, 237174160, 332043824, 415054780, 830109560, 1660219120]

約数ペア:

[(1, 1660219120), (2, 830109560), (4, 415054780), (5, 332043824), (7, 237174160), (8, 207527390), (10, 166021912), (14, 118587080), (16, 103763695), (20, 83010956), (23, 72183440), (28, 59293540), (35, 47434832), (40, 41505478), (46, 36091720), (56, 29646770), (70, 23717416), (80, 20752739), (83, 20002640), (92, 18045860), (112, 14823385), (115, 14436688), (140, 11858708), (161, 10311920), (166, 10001320), (184, 9022930), (230, 7218344), (280, 5929354), (322, 5155960), (332, 5000660), (368, 4511465), (415, 4000528), (460, 3609172), (560, 2964677), (581, 2857520), (644, 2577980), (664, 2500330), (805, 2062384), (830, 2000264), (920, 1804586), (1162, 1428760), (1288, 1288990), (1328, 1250165), (1553, 1069040), (1610, 1031192), (1660, 1000132), (1840, 902293), (1909, 869680), (2324, 714380), (2576, 644495), (2905, 571504), (3106, 534520), (3220, 515596), (3320, 500066), (3818, 434840), (4648, 357190), (5810, 285752), (6212, 267260), (6440, 257798), (6640, 250033), (7636, 217420), (7765, 213808), (9296, 178595), (9545, 173936), (10871, 152720), (11620, 142876), (12424, 133630), (12880, 128899), (13363, 124240), (15272, 108710), (15530, 106904), (19090, 86968), (21742, 76360), (23240, 71438), (24848, 66815), (26726, 62120), (30544, 54355), (31060, 53452), (35719, 46480), (38180, 43484)]