68081940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1222

約数の個数: 144

約数和(自身を含む): 230368320

約数和(自身を除く): 162286380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1171, 1292, 1530, 1615, 1710, 1938, 2342, 2907, 3060, 3230, 3420, 3513, 3876, 4684, 4845, 5814, 5855, 6460, 7026, 9690, 10539, 11628, 11710, 14052, 14535, 17565, 19380, 19907, 21078, 22249, 23420, 29070, 35130, 39814, 42156, 44498, 52695, 58140, 59721, 66747, 70260, 79628, 88996, 99535, 105390, 111245, 119442, 133494, 179163, 199070, 200241, 210780, 222490, 238884, 266988, 298605, 333735, 358326, 378233, 398140, 400482, 444980, 597210, 667470, 716652, 756466, 800964, 895815, 1001205, 1134699, 1194420, 1334940, 1512932, 1791630, 1891165, 2002410, 2269398, 3404097, 3583260, 3782330, 4004820, 4538796, 5673495, 6808194, 7564660, 11346990, 13616388, 17020485, 22693980, 34040970, 68081940]

約数ペア:

[(1, 68081940), (2, 34040970), (3, 22693980), (4, 17020485), (5, 13616388), (6, 11346990), (9, 7564660), (10, 6808194), (12, 5673495), (15, 4538796), (17, 4004820), (18, 3782330), (19, 3583260), (20, 3404097), (30, 2269398), (34, 2002410), (36, 1891165), (38, 1791630), (45, 1512932), (51, 1334940), (57, 1194420), (60, 1134699), (68, 1001205), (76, 895815), (85, 800964), (90, 756466), (95, 716652), (102, 667470), (114, 597210), (153, 444980), (170, 400482), (171, 398140), (180, 378233), (190, 358326), (204, 333735), (228, 298605), (255, 266988), (285, 238884), (306, 222490), (323, 210780), (340, 200241), (342, 199070), (380, 179163), (510, 133494), (570, 119442), (612, 111245), (646, 105390), (684, 99535), (765, 88996), (855, 79628), (969, 70260), (1020, 66747), (1140, 59721), (1171, 58140), (1292, 52695), (1530, 44498), (1615, 42156), (1710, 39814), (1938, 35130), (2342, 29070), (2907, 23420), (3060, 22249), (3230, 21078), (3420, 19907), (3513, 19380), (3876, 17565), (4684, 14535), (4845, 14052), (5814, 11710), (5855, 11628), (6460, 10539), (7026, 9690)]