19067760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:463

約数の個数: 120

約数和(自身を含む): 65111904

約数和(自身を除く): 46044144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 373, 426, 568, 639, 710, 720, 746, 852, 1065, 1119, 1136, 1278, 1420, 1492, 1704, 1865, 2130, 2238, 2556, 2840, 2984, 3195, 3357, 3408, 3730, 4260, 4476, 5112, 5595, 5680, 5968, 6390, 6714, 7460, 8520, 8952, 10224, 11190, 12780, 13428, 14920, 16785, 17040, 17904, 22380, 25560, 26483, 26856, 29840, 33570, 44760, 51120, 52966, 53712, 67140, 79449, 89520, 105932, 132415, 134280, 158898, 211864, 238347, 264830, 268560, 317796, 397245, 423728, 476694, 529660, 635592, 794490, 953388, 1059320, 1191735, 1271184, 1588980, 1906776, 2118640, 2383470, 3177960, 3813552, 4766940, 6355920, 9533880, 19067760]

約数ペア:

[(1, 19067760), (2, 9533880), (3, 6355920), (4, 4766940), (5, 3813552), (6, 3177960), (8, 2383470), (9, 2118640), (10, 1906776), (12, 1588980), (15, 1271184), (16, 1191735), (18, 1059320), (20, 953388), (24, 794490), (30, 635592), (36, 529660), (40, 476694), (45, 423728), (48, 397245), (60, 317796), (71, 268560), (72, 264830), (80, 238347), (90, 211864), (120, 158898), (142, 134280), (144, 132415), (180, 105932), (213, 89520), (240, 79449), (284, 67140), (355, 53712), (360, 52966), (373, 51120), (426, 44760), (568, 33570), (639, 29840), (710, 26856), (720, 26483), (746, 25560), (852, 22380), (1065, 17904), (1119, 17040), (1136, 16785), (1278, 14920), (1420, 13428), (1492, 12780), (1704, 11190), (1865, 10224), (2130, 8952), (2238, 8520), (2556, 7460), (2840, 6714), (2984, 6390), (3195, 5968), (3357, 5680), (3408, 5595), (3730, 5112), (4260, 4476)]