49687470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:639

約数の個数: 144

約数和(自身を含む): 158455440

約数和(自身を除く): 108767970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 593, 630, 665, 735, 798, 855, 882, 931, 1186, 1197, 1330, 1470, 1710, 1779, 1862, 1995, 2205, 2394, 2793, 2965, 3558, 3990, 4151, 4410, 4655, 5337, 5586, 5930, 5985, 8302, 8379, 8895, 9310, 10674, 11267, 11970, 12453, 13965, 16758, 17790, 20755, 22534, 24906, 26685, 27930, 29057, 33801, 37359, 41510, 41895, 53370, 56335, 58114, 62265, 67602, 74718, 78869, 83790, 87171, 101403, 112670, 124530, 145285, 157738, 169005, 174342, 186795, 202806, 236607, 261513, 290570, 338010, 373590, 394345, 435855, 473214, 507015, 523026, 552083, 709821, 788690, 871710, 1014030, 1104166, 1183035, 1307565, 1419642, 1656249, 2366070, 2615130, 2760415, 3312498, 3549105, 4968747, 5520830, 7098210, 8281245, 9937494, 16562490, 24843735, 49687470]

約数ペア:

[(1, 49687470), (2, 24843735), (3, 16562490), (5, 9937494), (6, 8281245), (7, 7098210), (9, 5520830), (10, 4968747), (14, 3549105), (15, 3312498), (18, 2760415), (19, 2615130), (21, 2366070), (30, 1656249), (35, 1419642), (38, 1307565), (42, 1183035), (45, 1104166), (49, 1014030), (57, 871710), (63, 788690), (70, 709821), (90, 552083), (95, 523026), (98, 507015), (105, 473214), (114, 435855), (126, 394345), (133, 373590), (147, 338010), (171, 290570), (190, 261513), (210, 236607), (245, 202806), (266, 186795), (285, 174342), (294, 169005), (315, 157738), (342, 145285), (399, 124530), (441, 112670), (490, 101403), (570, 87171), (593, 83790), (630, 78869), (665, 74718), (735, 67602), (798, 62265), (855, 58114), (882, 56335), (931, 53370), (1186, 41895), (1197, 41510), (1330, 37359), (1470, 33801), (1710, 29057), (1779, 27930), (1862, 26685), (1995, 24906), (2205, 22534), (2394, 20755), (2793, 17790), (2965, 16758), (3558, 13965), (3990, 12453), (4151, 11970), (4410, 11267), (4655, 10674), (5337, 9310), (5586, 8895), (5930, 8379), (5985, 8302)]