72981432

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{17783}}^1$

素因数の和:17817

約数の個数: 64

約数和(自身を含む): 213408000

約数和(自身を除く): 140426568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 17783, 35566, 53349, 71132, 106698, 142264, 160047, 213396, 320094, 337877, 426792, 480141, 640188, 675754, 960282, 1013631, 1280376, 1351508, 1920564, 2027262, 2703016, 3040893, 3841128, 4054524, 6081786, 8109048, 9122679, 12163572, 18245358, 24327144, 36490716, 72981432]

約数ペア:

[(1, 72981432), (2, 36490716), (3, 24327144), (4, 18245358), (6, 12163572), (8, 9122679), (9, 8109048), (12, 6081786), (18, 4054524), (19, 3841128), (24, 3040893), (27, 2703016), (36, 2027262), (38, 1920564), (54, 1351508), (57, 1280376), (72, 1013631), (76, 960282), (108, 675754), (114, 640188), (152, 480141), (171, 426792), (216, 337877), (228, 320094), (342, 213396), (456, 160047), (513, 142264), (684, 106698), (1026, 71132), (1368, 53349), (2052, 35566), (4104, 17783)]