78867720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 273162240

約数和(自身を除く): 194294520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 37, 40, 45, 60, 62, 72, 74, 90, 93, 111, 120, 124, 148, 155, 180, 185, 186, 191, 222, 248, 279, 296, 310, 333, 360, 370, 372, 382, 444, 465, 555, 558, 573, 620, 666, 740, 744, 764, 888, 930, 955, 1110, 1116, 1146, 1147, 1240, 1332, 1395, 1480, 1528, 1665, 1719, 1860, 1910, 2220, 2232, 2292, 2294, 2664, 2790, 2865, 3330, 3438, 3441, 3720, 3820, 4440, 4584, 4588, 5580, 5730, 5735, 5921, 6660, 6876, 6882, 7067, 7640, 8595, 9176, 10323, 11160, 11460, 11470, 11842, 13320, 13752, 13764, 14134, 17190, 17205, 17763, 20646, 21201, 22920, 22940, 23684, 27528, 28268, 29605, 34380, 34410, 35335, 35526, 41292, 42402, 45880, 47368, 51615, 53289, 56536, 59210, 63603, 68760, 68820, 70670, 71052, 82584, 84804, 88815, 103230, 106005, 106578, 118420, 127206, 137640, 141340, 142104, 169608, 177630, 206460, 212010, 213156, 219077, 236840, 254412, 266445, 282680, 318015, 355260, 412920, 424020, 426312, 438154, 508824, 532890, 636030, 657231, 710520, 848040, 876308, 1065780, 1095385, 1272060, 1314462, 1752616, 1971693, 2131560, 2190770, 2544120, 2628924, 3286155, 3943386, 4381540, 5257848, 6572310, 7886772, 8763080, 9858465, 13144620, 15773544, 19716930, 26289240, 39433860, 78867720]

約数ペア:

[(1, 78867720), (2, 39433860), (3, 26289240), (4, 19716930), (5, 15773544), (6, 13144620), (8, 9858465), (9, 8763080), (10, 7886772), (12, 6572310), (15, 5257848), (18, 4381540), (20, 3943386), (24, 3286155), (30, 2628924), (31, 2544120), (36, 2190770), (37, 2131560), (40, 1971693), (45, 1752616), (60, 1314462), (62, 1272060), (72, 1095385), (74, 1065780), (90, 876308), (93, 848040), (111, 710520), (120, 657231), (124, 636030), (148, 532890), (155, 508824), (180, 438154), (185, 426312), (186, 424020), (191, 412920), (222, 355260), (248, 318015), (279, 282680), (296, 266445), (310, 254412), (333, 236840), (360, 219077), (370, 213156), (372, 212010), (382, 206460), (444, 177630), (465, 169608), (555, 142104), (558, 141340), (573, 137640), (620, 127206), (666, 118420), (740, 106578), (744, 106005), (764, 103230), (888, 88815), (930, 84804), (955, 82584), (1110, 71052), (1116, 70670), (1146, 68820), (1147, 68760), (1240, 63603), (1332, 59210), (1395, 56536), (1480, 53289), (1528, 51615), (1665, 47368), (1719, 45880), (1860, 42402), (1910, 41292), (2220, 35526), (2232, 35335), (2292, 34410), (2294, 34380), (2664, 29605), (2790, 28268), (2865, 27528), (3330, 23684), (3438, 22940), (3441, 22920), (3720, 21201), (3820, 20646), (4440, 17763), (4584, 17205), (4588, 17190), (5580, 14134), (5730, 13764), (5735, 13752), (5921, 13320), (6660, 11842), (6876, 11470), (6882, 11460), (7067, 11160), (7640, 10323), (8595, 9176)]