80769720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 259329600

約数和(自身を除く): 178559880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 137, 170, 204, 255, 274, 289, 340, 408, 411, 510, 548, 578, 680, 685, 822, 867, 1020, 1096, 1156, 1370, 1445, 1644, 1734, 2040, 2055, 2312, 2329, 2740, 2890, 3288, 3468, 4110, 4335, 4658, 4913, 5480, 5780, 6936, 6987, 8220, 8670, 9316, 9826, 11560, 11645, 13974, 14739, 16440, 17340, 18632, 19652, 23290, 24565, 27948, 29478, 34680, 34935, 39304, 39593, 46580, 49130, 55896, 58956, 69870, 73695, 79186, 93160, 98260, 117912, 118779, 139740, 147390, 158372, 196520, 197965, 237558, 279480, 294780, 316744, 395930, 475116, 589560, 593895, 673081, 791860, 950232, 1187790, 1346162, 1583720, 2019243, 2375580, 2692324, 3365405, 4038486, 4751160, 5384648, 6730810, 8076972, 10096215, 13461620, 16153944, 20192430, 26923240, 40384860, 80769720]

約数ペア:

[(1, 80769720), (2, 40384860), (3, 26923240), (4, 20192430), (5, 16153944), (6, 13461620), (8, 10096215), (10, 8076972), (12, 6730810), (15, 5384648), (17, 4751160), (20, 4038486), (24, 3365405), (30, 2692324), (34, 2375580), (40, 2019243), (51, 1583720), (60, 1346162), (68, 1187790), (85, 950232), (102, 791860), (120, 673081), (136, 593895), (137, 589560), (170, 475116), (204, 395930), (255, 316744), (274, 294780), (289, 279480), (340, 237558), (408, 197965), (411, 196520), (510, 158372), (548, 147390), (578, 139740), (680, 118779), (685, 117912), (822, 98260), (867, 93160), (1020, 79186), (1096, 73695), (1156, 69870), (1370, 58956), (1445, 55896), (1644, 49130), (1734, 46580), (2040, 39593), (2055, 39304), (2312, 34935), (2329, 34680), (2740, 29478), (2890, 27948), (3288, 24565), (3468, 23290), (4110, 19652), (4335, 18632), (4658, 17340), (4913, 16440), (5480, 14739), (5780, 13974), (6936, 11645), (6987, 11560), (8220, 9826), (8670, 9316)]