156640860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4373}}^1$

素因数の和:4587

約数の個数: 72

約数和(自身を含む): 477640800

約数和(自身を除く): 320999940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2985, 3582, 3980, 4373, 5970, 7164, 8746, 8955, 11940, 13119, 17492, 17910, 21865, 26238, 35820, 39357, 43730, 52476, 65595, 78714, 87460, 131190, 157428, 196785, 262380, 393570, 787140, 870227, 1740454, 2610681, 3480908, 4351135, 5221362, 7832043, 8702270, 10442724, 13053405, 15664086, 17404540, 26106810, 31328172, 39160215, 52213620, 78320430, 156640860]

約数ペア:

[(1, 156640860), (2, 78320430), (3, 52213620), (4, 39160215), (5, 31328172), (6, 26106810), (9, 17404540), (10, 15664086), (12, 13053405), (15, 10442724), (18, 8702270), (20, 7832043), (30, 5221362), (36, 4351135), (45, 3480908), (60, 2610681), (90, 1740454), (180, 870227), (199, 787140), (398, 393570), (597, 262380), (796, 196785), (995, 157428), (1194, 131190), (1791, 87460), (1990, 78714), (2388, 65595), (2985, 52476), (3582, 43730), (3980, 39357), (4373, 35820), (5970, 26238), (7164, 21865), (8746, 17910), (8955, 17492), (11940, 13119)]