320596380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1171}}^1$

素因数の和:1218

約数の個数: 180

約数和(自身を含む): 1089967032

約数和(自身を除く): 769370652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 324, 338, 351, 390, 405, 468, 507, 540, 585, 676, 702, 780, 810, 845, 1014, 1053, 1170, 1171, 1404, 1521, 1620, 1690, 1755, 2028, 2106, 2340, 2342, 2535, 3042, 3380, 3510, 3513, 4212, 4563, 4684, 5070, 5265, 5855, 6084, 7020, 7026, 7605, 9126, 10140, 10530, 10539, 11710, 13689, 14052, 15210, 15223, 17565, 18252, 21060, 21078, 22815, 23420, 27378, 30420, 30446, 31617, 35130, 42156, 45630, 45669, 52695, 54756, 60892, 63234, 68445, 70260, 76115, 91260, 91338, 94851, 105390, 126468, 136890, 137007, 152230, 158085, 182676, 189702, 197899, 210780, 228345, 273780, 274014, 304460, 316170, 379404, 395798, 411021, 456690, 474255, 548028, 593697, 632340, 685035, 791596, 822042, 913380, 948510, 989495, 1187394, 1233063, 1370070, 1644084, 1781091, 1897020, 1978990, 2055105, 2374788, 2466126, 2740140, 2968485, 3562182, 3957980, 4110210, 4932252, 5343273, 5936970, 6165315, 7124364, 8220420, 8905455, 10686546, 11873940, 12330630, 16029819, 17810910, 21373092, 24661260, 26716365, 32059638, 35621820, 53432730, 64119276, 80149095, 106865460, 160298190, 320596380]

約数ペア:

[(1, 320596380), (2, 160298190), (3, 106865460), (4, 80149095), (5, 64119276), (6, 53432730), (9, 35621820), (10, 32059638), (12, 26716365), (13, 24661260), (15, 21373092), (18, 17810910), (20, 16029819), (26, 12330630), (27, 11873940), (30, 10686546), (36, 8905455), (39, 8220420), (45, 7124364), (52, 6165315), (54, 5936970), (60, 5343273), (65, 4932252), (78, 4110210), (81, 3957980), (90, 3562182), (108, 2968485), (117, 2740140), (130, 2466126), (135, 2374788), (156, 2055105), (162, 1978990), (169, 1897020), (180, 1781091), (195, 1644084), (234, 1370070), (260, 1233063), (270, 1187394), (324, 989495), (338, 948510), (351, 913380), (390, 822042), (405, 791596), (468, 685035), (507, 632340), (540, 593697), (585, 548028), (676, 474255), (702, 456690), (780, 411021), (810, 395798), (845, 379404), (1014, 316170), (1053, 304460), (1170, 274014), (1171, 273780), (1404, 228345), (1521, 210780), (1620, 197899), (1690, 189702), (1755, 182676), (2028, 158085), (2106, 152230), (2340, 137007), (2342, 136890), (2535, 126468), (3042, 105390), (3380, 94851), (3510, 91338), (3513, 91260), (4212, 76115), (4563, 70260), (4684, 68445), (5070, 63234), (5265, 60892), (5855, 54756), (6084, 52695), (7020, 45669), (7026, 45630), (7605, 42156), (9126, 35130), (10140, 31617), (10530, 30446), (10539, 30420), (11710, 27378), (13689, 23420), (14052, 22815), (15210, 21078), (15223, 21060), (17565, 18252)]