28736700780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1303}}^1\times {\mathrm{2683}}^1$

素因数の和:4135

約数の個数: 96

約数和(自身を含む): 81142516224

約数和(自身を除く): 52405815444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1303, 1370, 1644, 2055, 2606, 2683, 2740, 3909, 4110, 5212, 5366, 6515, 7818, 8049, 8220, 10732, 13030, 13415, 15636, 16098, 19545, 26060, 26830, 32196, 39090, 40245, 53660, 78180, 80490, 160980, 178511, 357022, 367571, 535533, 714044, 735142, 892555, 1071066, 1102713, 1470284, 1785110, 1837855, 2142132, 2205426, 2677665, 3495949, 3570220, 3675710, 4410852, 5355330, 5513565, 6991898, 7351420, 10487847, 10710660, 11027130, 13983796, 17479745, 20975694, 22054260, 34959490, 41951388, 52439235, 69918980, 104878470, 209756940, 478945013, 957890026, 1436835039, 1915780052, 2394725065, 2873670078, 4789450130, 5747340156, 7184175195, 9578900260, 14368350390, 28736700780]

約数ペア:

[(1, 28736700780), (2, 14368350390), (3, 9578900260), (4, 7184175195), (5, 5747340156), (6, 4789450130), (10, 2873670078), (12, 2394725065), (15, 1915780052), (20, 1436835039), (30, 957890026), (60, 478945013), (137, 209756940), (274, 104878470), (411, 69918980), (548, 52439235), (685, 41951388), (822, 34959490), (1303, 22054260), (1370, 20975694), (1644, 17479745), (2055, 13983796), (2606, 11027130), (2683, 10710660), (2740, 10487847), (3909, 7351420), (4110, 6991898), (5212, 5513565), (5366, 5355330), (6515, 4410852), (7818, 3675710), (8049, 3570220), (8220, 3495949), (10732, 2677665), (13030, 2205426), (13415, 2142132), (15636, 1837855), (16098, 1785110), (19545, 1470284), (26060, 1102713), (26830, 1071066), (32196, 892555), (39090, 735142), (40245, 714044), (53660, 535533), (78180, 367571), (80490, 357022), (160980, 178511)]