208132020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4001}}^1$

素因数の和:4050

約数の個数: 108

約数和(自身を含む): 670823244

約数和(自身を除く): 462691224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1445, 1530, 1734, 2601, 2890, 3060, 3468, 4001, 4335, 5202, 5780, 8002, 8670, 10404, 12003, 13005, 16004, 17340, 20005, 24006, 26010, 36009, 40010, 48012, 52020, 60015, 68017, 72018, 80020, 120030, 136034, 144036, 180045, 204051, 240060, 272068, 340085, 360090, 408102, 612153, 680170, 720180, 816204, 1020255, 1156289, 1224306, 1360340, 2040510, 2312578, 2448612, 3060765, 3468867, 4081020, 4625156, 5781445, 6121530, 6937734, 10406601, 11562890, 12243060, 13875468, 17344335, 20813202, 23125780, 34688670, 41626404, 52033005, 69377340, 104066010, 208132020]

約数ペア:

[(1, 208132020), (2, 104066010), (3, 69377340), (4, 52033005), (5, 41626404), (6, 34688670), (9, 23125780), (10, 20813202), (12, 17344335), (15, 13875468), (17, 12243060), (18, 11562890), (20, 10406601), (30, 6937734), (34, 6121530), (36, 5781445), (45, 4625156), (51, 4081020), (60, 3468867), (68, 3060765), (85, 2448612), (90, 2312578), (102, 2040510), (153, 1360340), (170, 1224306), (180, 1156289), (204, 1020255), (255, 816204), (289, 720180), (306, 680170), (340, 612153), (510, 408102), (578, 360090), (612, 340085), (765, 272068), (867, 240060), (1020, 204051), (1156, 180045), (1445, 144036), (1530, 136034), (1734, 120030), (2601, 80020), (2890, 72018), (3060, 68017), (3468, 60015), (4001, 52020), (4335, 48012), (5202, 40010), (5780, 36009), (8002, 26010), (8670, 24006), (10404, 20005), (12003, 17340), (13005, 16004)]