64742580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{51383}}^1$

素因数の和:51405

約数の個数: 72

約数和(自身を含む): 224445312

約数和(自身を除く): 159702732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 51383, 102766, 154149, 205532, 256915, 308298, 359681, 462447, 513830, 616596, 719362, 770745, 924894, 1027660, 1079043, 1438724, 1541490, 1798405, 1849788, 2158086, 2312235, 3082980, 3237129, 3596810, 4316172, 4624470, 5395215, 6474258, 7193620, 9248940, 10790430, 12948516, 16185645, 21580860, 32371290, 64742580]

約数ペア:

[(1, 64742580), (2, 32371290), (3, 21580860), (4, 16185645), (5, 12948516), (6, 10790430), (7, 9248940), (9, 7193620), (10, 6474258), (12, 5395215), (14, 4624470), (15, 4316172), (18, 3596810), (20, 3237129), (21, 3082980), (28, 2312235), (30, 2158086), (35, 1849788), (36, 1798405), (42, 1541490), (45, 1438724), (60, 1079043), (63, 1027660), (70, 924894), (84, 770745), (90, 719362), (105, 616596), (126, 513830), (140, 462447), (180, 359681), (210, 308298), (252, 256915), (315, 205532), (420, 154149), (630, 102766), (1260, 51383)]