78105960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{601}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 268353540

約数和(自身を除く): 190247580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 601, 684, 722, 760, 855, 1083, 1140, 1202, 1368, 1444, 1710, 1803, 1805, 2166, 2280, 2404, 2888, 3005, 3249, 3420, 3606, 3610, 4332, 4808, 5409, 5415, 6010, 6498, 6840, 7212, 7220, 8664, 9015, 10818, 10830, 11419, 12020, 12996, 14424, 14440, 16245, 18030, 21636, 21660, 22838, 24040, 25992, 27045, 32490, 34257, 36060, 43272, 43320, 45676, 54090, 57095, 64980, 68514, 72120, 91352, 102771, 108180, 114190, 129960, 137028, 171285, 205542, 216360, 216961, 228380, 274056, 342570, 411084, 433922, 456760, 513855, 650883, 685140, 822168, 867844, 1027710, 1084805, 1301766, 1370280, 1735688, 1952649, 2055420, 2169610, 2603532, 3254415, 3905298, 4110840, 4339220, 5207064, 6508830, 7810596, 8678440, 9763245, 13017660, 15621192, 19526490, 26035320, 39052980, 78105960]

約数ペア:

[(1, 78105960), (2, 39052980), (3, 26035320), (4, 19526490), (5, 15621192), (6, 13017660), (8, 9763245), (9, 8678440), (10, 7810596), (12, 6508830), (15, 5207064), (18, 4339220), (19, 4110840), (20, 3905298), (24, 3254415), (30, 2603532), (36, 2169610), (38, 2055420), (40, 1952649), (45, 1735688), (57, 1370280), (60, 1301766), (72, 1084805), (76, 1027710), (90, 867844), (95, 822168), (114, 685140), (120, 650883), (152, 513855), (171, 456760), (180, 433922), (190, 411084), (228, 342570), (285, 274056), (342, 228380), (360, 216961), (361, 216360), (380, 205542), (456, 171285), (570, 137028), (601, 129960), (684, 114190), (722, 108180), (760, 102771), (855, 91352), (1083, 72120), (1140, 68514), (1202, 64980), (1368, 57095), (1444, 54090), (1710, 45676), (1803, 43320), (1805, 43272), (2166, 36060), (2280, 34257), (2404, 32490), (2888, 27045), (3005, 25992), (3249, 24040), (3420, 22838), (3606, 21660), (3610, 21636), (4332, 18030), (4808, 16245), (5409, 14440), (5415, 14424), (6010, 12996), (6498, 12020), (6840, 11419), (7212, 10830), (7220, 10818), (8664, 9015)]