203399370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1345

約数の個数: 128

約数和(自身を含む): 589824000

約数和(自身を除く): 386424630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 135, 155, 171, 186, 190, 270, 279, 285, 310, 342, 465, 513, 558, 570, 589, 837, 855, 930, 1026, 1178, 1279, 1395, 1674, 1710, 1767, 2558, 2565, 2790, 2945, 3534, 3837, 4185, 5130, 5301, 5890, 6395, 7674, 8370, 8835, 10602, 11511, 12790, 15903, 17670, 19185, 23022, 24301, 26505, 31806, 34533, 38370, 39649, 48602, 53010, 57555, 69066, 72903, 79298, 79515, 115110, 118947, 121505, 145806, 159030, 172665, 198245, 218709, 237894, 243010, 345330, 356841, 364515, 396490, 437418, 594735, 656127, 713682, 729030, 753331, 1070523, 1093545, 1189470, 1312254, 1506662, 1784205, 2141046, 2187090, 2259993, 3280635, 3568410, 3766655, 4519986, 5352615, 6561270, 6779979, 7533310, 10705230, 11299965, 13559958, 20339937, 22599930, 33899895, 40679874, 67799790, 101699685, 203399370]

約数ペア:

[(1, 203399370), (2, 101699685), (3, 67799790), (5, 40679874), (6, 33899895), (9, 22599930), (10, 20339937), (15, 13559958), (18, 11299965), (19, 10705230), (27, 7533310), (30, 6779979), (31, 6561270), (38, 5352615), (45, 4519986), (54, 3766655), (57, 3568410), (62, 3280635), (90, 2259993), (93, 2187090), (95, 2141046), (114, 1784205), (135, 1506662), (155, 1312254), (171, 1189470), (186, 1093545), (190, 1070523), (270, 753331), (279, 729030), (285, 713682), (310, 656127), (342, 594735), (465, 437418), (513, 396490), (558, 364515), (570, 356841), (589, 345330), (837, 243010), (855, 237894), (930, 218709), (1026, 198245), (1178, 172665), (1279, 159030), (1395, 145806), (1674, 121505), (1710, 118947), (1767, 115110), (2558, 79515), (2565, 79298), (2790, 72903), (2945, 69066), (3534, 57555), (3837, 53010), (4185, 48602), (5130, 39649), (5301, 38370), (5890, 34533), (6395, 31806), (7674, 26505), (8370, 24301), (8835, 23022), (10602, 19185), (11511, 17670), (12790, 15903)]