72814716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 199681664

約数和(自身を除く): 126866948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 991, 1413, 1884, 1982, 2041, 2826, 2973, 3964, 4082, 5652, 5946, 6123, 8164, 8919, 11892, 12246, 12883, 17838, 18369, 24492, 25766, 35676, 36738, 38649, 51532, 73476, 77298, 115947, 154596, 155587, 231894, 311174, 463788, 466761, 622348, 933522, 1400283, 1867044, 2022631, 2800566, 4045262, 5601132, 6067893, 8090524, 12135786, 18203679, 24271572, 36407358, 72814716]

約数ペア:

[(1, 72814716), (2, 36407358), (3, 24271572), (4, 18203679), (6, 12135786), (9, 8090524), (12, 6067893), (13, 5601132), (18, 4045262), (26, 2800566), (36, 2022631), (39, 1867044), (52, 1400283), (78, 933522), (117, 622348), (156, 466761), (157, 463788), (234, 311174), (314, 231894), (468, 155587), (471, 154596), (628, 115947), (942, 77298), (991, 73476), (1413, 51532), (1884, 38649), (1982, 36738), (2041, 35676), (2826, 25766), (2973, 24492), (3964, 18369), (4082, 17838), (5652, 12883), (5946, 12246), (6123, 11892), (8164, 8919)]