1520005760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26099}}^1$

素因数の和:26138

約数の個数: 128

約数和(自身を含む): 4472496000

約数和(自身を除く): 2952490240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 14560, 26099, 29120, 52198, 58240, 104396, 130495, 182693, 208792, 260990, 339287, 365386, 417584, 521980, 678574, 730772, 835168, 913465, 1043960, 1357148, 1461544, 1670336, 1696435, 1826930, 2087920, 2375009, 2714296, 2923088, 3340672, 3392870, 3653860, 4175840, 4750018, 5428592, 5846176, 6785740, 7307720, 8351680, 9500036, 10857184, 11692352, 11875045, 13571480, 14615440, 16703360, 19000072, 21714368, 23384704, 23750090, 27142960, 29230880, 38000144, 43428736, 47500180, 54285920, 58461760, 76000288, 95000360, 108571840, 116923520, 152000576, 190000720, 217143680, 304001152, 380001440, 760002880, 1520005760]

約数ペア:

[(1, 1520005760), (2, 760002880), (4, 380001440), (5, 304001152), (7, 217143680), (8, 190000720), (10, 152000576), (13, 116923520), (14, 108571840), (16, 95000360), (20, 76000288), (26, 58461760), (28, 54285920), (32, 47500180), (35, 43428736), (40, 38000144), (52, 29230880), (56, 27142960), (64, 23750090), (65, 23384704), (70, 21714368), (80, 19000072), (91, 16703360), (104, 14615440), (112, 13571480), (128, 11875045), (130, 11692352), (140, 10857184), (160, 9500036), (182, 8351680), (208, 7307720), (224, 6785740), (260, 5846176), (280, 5428592), (320, 4750018), (364, 4175840), (416, 3653860), (448, 3392870), (455, 3340672), (520, 2923088), (560, 2714296), (640, 2375009), (728, 2087920), (832, 1826930), (896, 1696435), (910, 1670336), (1040, 1461544), (1120, 1357148), (1456, 1043960), (1664, 913465), (1820, 835168), (2080, 730772), (2240, 678574), (2912, 521980), (3640, 417584), (4160, 365386), (4480, 339287), (5824, 260990), (7280, 208792), (8320, 182693), (11648, 130495), (14560, 104396), (26099, 58240), (29120, 52198)]