51980280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 173560320

約数和(自身を除く): 121580040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 53, 55, 60, 66, 88, 106, 110, 120, 132, 159, 165, 212, 220, 264, 265, 318, 330, 424, 440, 530, 583, 636, 660, 743, 795, 1060, 1166, 1272, 1320, 1486, 1590, 1749, 2120, 2229, 2332, 2915, 2972, 3180, 3498, 3715, 4458, 4664, 5830, 5944, 6360, 6996, 7430, 8173, 8745, 8916, 11145, 11660, 13992, 14860, 16346, 17490, 17832, 22290, 23320, 24519, 29720, 32692, 34980, 39379, 40865, 44580, 49038, 65384, 69960, 78758, 81730, 89160, 98076, 118137, 122595, 157516, 163460, 196152, 196895, 236274, 245190, 315032, 326920, 393790, 433169, 472548, 490380, 590685, 787580, 866338, 945096, 980760, 1181370, 1299507, 1575160, 1732676, 2165845, 2362740, 2599014, 3465352, 4331690, 4725480, 5198028, 6497535, 8663380, 10396056, 12995070, 17326760, 25990140, 51980280]

約数ペア:

[(1, 51980280), (2, 25990140), (3, 17326760), (4, 12995070), (5, 10396056), (6, 8663380), (8, 6497535), (10, 5198028), (11, 4725480), (12, 4331690), (15, 3465352), (20, 2599014), (22, 2362740), (24, 2165845), (30, 1732676), (33, 1575160), (40, 1299507), (44, 1181370), (53, 980760), (55, 945096), (60, 866338), (66, 787580), (88, 590685), (106, 490380), (110, 472548), (120, 433169), (132, 393790), (159, 326920), (165, 315032), (212, 245190), (220, 236274), (264, 196895), (265, 196152), (318, 163460), (330, 157516), (424, 122595), (440, 118137), (530, 98076), (583, 89160), (636, 81730), (660, 78758), (743, 69960), (795, 65384), (1060, 49038), (1166, 44580), (1272, 40865), (1320, 39379), (1486, 34980), (1590, 32692), (1749, 29720), (2120, 24519), (2229, 23320), (2332, 22290), (2915, 17832), (2972, 17490), (3180, 16346), (3498, 14860), (3715, 13992), (4458, 11660), (4664, 11145), (5830, 8916), (5944, 8745), (6360, 8173), (6996, 7430)]