620081840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1627

約数の個数: 160

約数和(自身を含む): 1775886336

約数和(自身を除く): 1155804496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 805, 868, 920, 1085, 1240, 1288, 1426, 1553, 1610, 1736, 1840, 2170, 2480, 2576, 2852, 3106, 3220, 3472, 3565, 4340, 4991, 5704, 6212, 6440, 7130, 7765, 8680, 9982, 10871, 11408, 12424, 12880, 14260, 15530, 17360, 19964, 21742, 24848, 24955, 28520, 31060, 35719, 39928, 43484, 48143, 49910, 54355, 57040, 62120, 71438, 79856, 86968, 96286, 99820, 108710, 124240, 142876, 173936, 178595, 192572, 199640, 217420, 240715, 250033, 285752, 337001, 357190, 385144, 399280, 434840, 481430, 500066, 571504, 674002, 714380, 770288, 869680, 962860, 1000132, 1107289, 1250165, 1348004, 1428760, 1685005, 1925720, 2000264, 2214578, 2500330, 2696008, 2857520, 3370010, 3851440, 4000528, 4429156, 5000660, 5392016, 5536445, 6740020, 7751023, 8858312, 10001320, 11072890, 13480040, 15502046, 17716624, 20002640, 22145780, 26960080, 31004092, 38755115, 44291560, 62008184, 77510230, 88583120, 124016368, 155020460, 310040920, 620081840]

約数ペア:

[(1, 620081840), (2, 310040920), (4, 155020460), (5, 124016368), (7, 88583120), (8, 77510230), (10, 62008184), (14, 44291560), (16, 38755115), (20, 31004092), (23, 26960080), (28, 22145780), (31, 20002640), (35, 17716624), (40, 15502046), (46, 13480040), (56, 11072890), (62, 10001320), (70, 8858312), (80, 7751023), (92, 6740020), (112, 5536445), (115, 5392016), (124, 5000660), (140, 4429156), (155, 4000528), (161, 3851440), (184, 3370010), (217, 2857520), (230, 2696008), (248, 2500330), (280, 2214578), (310, 2000264), (322, 1925720), (368, 1685005), (434, 1428760), (460, 1348004), (496, 1250165), (560, 1107289), (620, 1000132), (644, 962860), (713, 869680), (805, 770288), (868, 714380), (920, 674002), (1085, 571504), (1240, 500066), (1288, 481430), (1426, 434840), (1553, 399280), (1610, 385144), (1736, 357190), (1840, 337001), (2170, 285752), (2480, 250033), (2576, 240715), (2852, 217420), (3106, 199640), (3220, 192572), (3472, 178595), (3565, 173936), (4340, 142876), (4991, 124240), (5704, 108710), (6212, 99820), (6440, 96286), (7130, 86968), (7765, 79856), (8680, 71438), (9982, 62120), (10871, 57040), (11408, 54355), (12424, 49910), (12880, 48143), (14260, 43484), (15530, 39928), (17360, 35719), (19964, 31060), (21742, 28520), (24848, 24955)]