21801366810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{26293}}^1$

素因数の和:26429

約数の個数: 128

約数和(自身を含む): 60429922560

約数和(自身を除く): 38628555750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 83, 90, 111, 135, 166, 185, 222, 249, 270, 333, 370, 415, 498, 555, 666, 747, 830, 999, 1110, 1245, 1494, 1665, 1998, 2241, 2490, 3071, 3330, 3735, 4482, 4995, 6142, 7470, 9213, 9990, 11205, 15355, 18426, 22410, 26293, 27639, 30710, 46065, 52586, 55278, 78879, 82917, 92130, 131465, 138195, 157758, 165834, 236637, 262930, 276390, 394395, 414585, 473274, 709911, 788790, 829170, 972841, 1183185, 1419822, 1945682, 2182319, 2366370, 2918523, 3549555, 4364638, 4864205, 5837046, 6546957, 7099110, 8755569, 9728410, 10911595, 13093914, 14592615, 17511138, 19640871, 21823190, 26266707, 29185230, 32734785, 39281742, 43777845, 52533414, 58922613, 65469570, 80745803, 87555690, 98204355, 117845226, 131333535, 161491606, 196408710, 242237409, 262667070, 294613065, 403729015, 484474818, 589226130, 726712227, 807458030, 1211187045, 1453424454, 2180136681, 2422374090, 3633561135, 4360273362, 7267122270, 10900683405, 21801366810]

約数ペア:

[(1, 21801366810), (2, 10900683405), (3, 7267122270), (5, 4360273362), (6, 3633561135), (9, 2422374090), (10, 2180136681), (15, 1453424454), (18, 1211187045), (27, 807458030), (30, 726712227), (37, 589226130), (45, 484474818), (54, 403729015), (74, 294613065), (83, 262667070), (90, 242237409), (111, 196408710), (135, 161491606), (166, 131333535), (185, 117845226), (222, 98204355), (249, 87555690), (270, 80745803), (333, 65469570), (370, 58922613), (415, 52533414), (498, 43777845), (555, 39281742), (666, 32734785), (747, 29185230), (830, 26266707), (999, 21823190), (1110, 19640871), (1245, 17511138), (1494, 14592615), (1665, 13093914), (1998, 10911595), (2241, 9728410), (2490, 8755569), (3071, 7099110), (3330, 6546957), (3735, 5837046), (4482, 4864205), (4995, 4364638), (6142, 3549555), (7470, 2918523), (9213, 2366370), (9990, 2182319), (11205, 1945682), (15355, 1419822), (18426, 1183185), (22410, 972841), (26293, 829170), (27639, 788790), (30710, 709911), (46065, 473274), (52586, 414585), (55278, 394395), (78879, 276390), (82917, 262930), (92130, 236637), (131465, 165834), (138195, 157758)]