153204220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31013}}^1$

素因数の和:31054

約数の個数: 48

約数和(自身を含む): 364724640

約数和(自身を除く): 211520420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 31013, 62026, 124052, 155065, 310130, 403169, 589247, 620260, 806338, 1178494, 1612676, 2015845, 2356988, 2946235, 4031690, 5892470, 7660211, 8063380, 11784940, 15320422, 30640844, 38301055, 76602110, 153204220]

約数ペア:

[(1, 153204220), (2, 76602110), (4, 38301055), (5, 30640844), (10, 15320422), (13, 11784940), (19, 8063380), (20, 7660211), (26, 5892470), (38, 4031690), (52, 2946235), (65, 2356988), (76, 2015845), (95, 1612676), (130, 1178494), (190, 806338), (247, 620260), (260, 589247), (380, 403169), (494, 310130), (988, 155065), (1235, 124052), (2470, 62026), (4940, 31013)]