30368940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72307}}^1$

素因数の和:72326

約数の個数: 48

約数和(自身を含む): 97181952

約数和(自身を除く): 66813012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 72307, 144614, 216921, 289228, 361535, 433842, 506149, 723070, 867684, 1012298, 1084605, 1446140, 1518447, 2024596, 2169210, 2530745, 3036894, 4338420, 5061490, 6073788, 7592235, 10122980, 15184470, 30368940]

約数ペア:

[(1, 30368940), (2, 15184470), (3, 10122980), (4, 7592235), (5, 6073788), (6, 5061490), (7, 4338420), (10, 3036894), (12, 2530745), (14, 2169210), (15, 2024596), (20, 1518447), (21, 1446140), (28, 1084605), (30, 1012298), (35, 867684), (42, 723070), (60, 506149), (70, 433842), (84, 361535), (105, 289228), (140, 216921), (210, 144614), (420, 72307)]