71243640

素因数分解:

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

素因数の和:1214

約数の個数: 144

約数和(自身を含む): 250936920

約数和(自身を除く): 179693280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1171, 1352, 1521, 1560, 1690, 2028, 2340, 2342, 2535, 3042, 3380, 3513, 4056, 4680, 4684, 5070, 5855, 6084, 6760, 7026, 7605, 9368, 10140, 10539, 11710, 12168, 14052, 15210, 15223, 17565, 20280, 21078, 23420, 28104, 30420, 30446, 35130, 42156, 45669, 46840, 52695, 60840, 60892, 70260, 76115, 84312, 91338, 105390, 121784, 137007, 140520, 152230, 182676, 197899, 210780, 228345, 274014, 304460, 365352, 395798, 421560, 456690, 548028, 593697, 608920, 685035, 791596, 913380, 989495, 1096056, 1187394, 1370070, 1583192, 1781091, 1826760, 1978990, 2374788, 2740140, 2968485, 3562182, 3957980, 4749576, 5480280, 5936970, 7124364, 7915960, 8905455, 11873940, 14248728, 17810910, 23747880, 35621820, 71243640]

約数ペア:

[(1, 71243640), (2, 35621820), (3, 23747880), (4, 17810910), (5, 14248728), (6, 11873940), (8, 8905455), (9, 7915960), (10, 7124364), (12, 5936970), (13, 5480280), (15, 4749576), (18, 3957980), (20, 3562182), (24, 2968485), (26, 2740140), (30, 2374788), (36, 1978990), (39, 1826760), (40, 1781091), (45, 1583192), (52, 1370070), (60, 1187394), (65, 1096056), (72, 989495), (78, 913380), (90, 791596), (104, 685035), (117, 608920), (120, 593697), (130, 548028), (156, 456690), (169, 421560), (180, 395798), (195, 365352), (234, 304460), (260, 274014), (312, 228345), (338, 210780), (360, 197899), (390, 182676), (468, 152230), (507, 140520), (520, 137007), (585, 121784), (676, 105390), (780, 91338), (845, 84312), (936, 76115), (1014, 70260), (1170, 60892), (1171, 60840), (1352, 52695), (1521, 46840), (1560, 45669), (1690, 42156), (2028, 35130), (2340, 30446), (2342, 30420), (2535, 28104), (3042, 23420), (3380, 21078), (3513, 20280), (4056, 17565), (4680, 15223), (4684, 15210), (5070, 14052), (5855, 12168), (6084, 11710), (6760, 10539), (7026, 10140), (7605, 9368)]