77140980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61223}}^1$

素因数の和:61245

約数の個数: 72

約数和(自身を含む): 267426432

約数和(自身を除く): 190285452

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, 61223, 122446, 183669, 244892, 306115, 367338, 428561, 551007, 612230, 734676, 857122, 918345, 1102014, 1224460, 1285683, 1714244, 1836690, 2142805, 2204028, 2571366, 2755035, 3673380, 3857049, 4285610, 5142732, 5510070, 6428415, 7714098, 8571220, 11020140, 12856830, 15428196, 19285245, 25713660, 38570490, 77140980]

約数ペア:

[(1, 77140980), (2, 38570490), (3, 25713660), (4, 19285245), (5, 15428196), (6, 12856830), (7, 11020140), (9, 8571220), (10, 7714098), (12, 6428415), (14, 5510070), (15, 5142732), (18, 4285610), (20, 3857049), (21, 3673380), (28, 2755035), (30, 2571366), (35, 2204028), (36, 2142805), (42, 1836690), (45, 1714244), (60, 1285683), (63, 1224460), (70, 1102014), (84, 918345), (90, 857122), (105, 734676), (126, 612230), (140, 551007), (180, 428561), (210, 367338), (252, 306115), (315, 244892), (420, 183669), (630, 122446), (1260, 61223)]