74131920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5457

約数の個数: 120

約数和(自身を含む): 262111200

約数和(自身を除く): 187979280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 5419, 6840, 10838, 13680, 16257, 21676, 27095, 32514, 43352, 48771, 54190, 65028, 81285, 86704, 97542, 102961, 108380, 130056, 162570, 195084, 205922, 216760, 243855, 260112, 308883, 325140, 390168, 411844, 433520, 487710, 514805, 617766, 650280, 780336, 823688, 926649, 975420, 1029610, 1235532, 1300560, 1544415, 1647376, 1853298, 1950840, 2059220, 2471064, 3088830, 3706596, 3901680, 4118440, 4633245, 4942128, 6177660, 7413192, 8236880, 9266490, 12355320, 14826384, 18532980, 24710640, 37065960, 74131920]

約数ペア:

[(1, 74131920), (2, 37065960), (3, 24710640), (4, 18532980), (5, 14826384), (6, 12355320), (8, 9266490), (9, 8236880), (10, 7413192), (12, 6177660), (15, 4942128), (16, 4633245), (18, 4118440), (19, 3901680), (20, 3706596), (24, 3088830), (30, 2471064), (36, 2059220), (38, 1950840), (40, 1853298), (45, 1647376), (48, 1544415), (57, 1300560), (60, 1235532), (72, 1029610), (76, 975420), (80, 926649), (90, 823688), (95, 780336), (114, 650280), (120, 617766), (144, 514805), (152, 487710), (171, 433520), (180, 411844), (190, 390168), (228, 325140), (240, 308883), (285, 260112), (304, 243855), (342, 216760), (360, 205922), (380, 195084), (456, 162570), (570, 130056), (684, 108380), (720, 102961), (760, 97542), (855, 86704), (912, 81285), (1140, 65028), (1368, 54190), (1520, 48771), (1710, 43352), (2280, 32514), (2736, 27095), (3420, 21676), (4560, 16257), (5419, 13680), (6840, 10838)]