220278330740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1871}}^1\times {\mathrm{6203}}^1$

素因数の和:8169

約数の個数: 96

約数和(自身を含む): 505343494656

約数和(自身を除く): 285065163916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1871, 1898, 3742, 3796, 4745, 6203, 7484, 9355, 9490, 12406, 18710, 18980, 24323, 24812, 31015, 37420, 48646, 62030, 80639, 97292, 121615, 124060, 136583, 161278, 243230, 273166, 322556, 403195, 452819, 486460, 546332, 682915, 806390, 905638, 1365830, 1612780, 1775579, 1811276, 2264095, 2731660, 3551158, 4528190, 5886647, 7102316, 8877895, 9056380, 11605813, 11773294, 17755790, 23211626, 23546588, 29433235, 35511580, 46423252, 58029065, 58866470, 116058130, 117732940, 150875569, 232116260, 301751138, 603502276, 754377845, 847224349, 1508755690, 1694448698, 3017511380, 3388897396, 4236121745, 8472243490, 11013916537, 16944486980, 22027833074, 44055666148, 55069582685, 110139165370, 220278330740]

約数ペア:

[(1, 220278330740), (2, 110139165370), (4, 55069582685), (5, 44055666148), (10, 22027833074), (13, 16944486980), (20, 11013916537), (26, 8472243490), (52, 4236121745), (65, 3388897396), (73, 3017511380), (130, 1694448698), (146, 1508755690), (260, 847224349), (292, 754377845), (365, 603502276), (730, 301751138), (949, 232116260), (1460, 150875569), (1871, 117732940), (1898, 116058130), (3742, 58866470), (3796, 58029065), (4745, 46423252), (6203, 35511580), (7484, 29433235), (9355, 23546588), (9490, 23211626), (12406, 17755790), (18710, 11773294), (18980, 11605813), (24323, 9056380), (24812, 8877895), (31015, 7102316), (37420, 5886647), (48646, 4528190), (62030, 3551158), (80639, 2731660), (97292, 2264095), (121615, 1811276), (124060, 1775579), (136583, 1612780), (161278, 1365830), (243230, 905638), (273166, 806390), (322556, 682915), (403195, 546332), (452819, 486460)]