187390980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{148723}}^1$

素因数の和:148745

約数の個数: 72

約数和(自身を含む): 649626432

約数和(自身を除く): 462235452

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, 148723, 297446, 446169, 594892, 743615, 892338, 1041061, 1338507, 1487230, 1784676, 2082122, 2230845, 2677014, 2974460, 3123183, 4164244, 4461690, 5205305, 5354028, 6246366, 6692535, 8923380, 9369549, 10410610, 12492732, 13385070, 15615915, 18739098, 20821220, 26770140, 31231830, 37478196, 46847745, 62463660, 93695490, 187390980]

約数ペア:

[(1, 187390980), (2, 93695490), (3, 62463660), (4, 46847745), (5, 37478196), (6, 31231830), (7, 26770140), (9, 20821220), (10, 18739098), (12, 15615915), (14, 13385070), (15, 12492732), (18, 10410610), (20, 9369549), (21, 8923380), (28, 6692535), (30, 6246366), (35, 5354028), (36, 5205305), (42, 4461690), (45, 4164244), (60, 3123183), (63, 2974460), (70, 2677014), (84, 2230845), (90, 2082122), (105, 1784676), (126, 1487230), (140, 1338507), (180, 1041061), (210, 892338), (252, 743615), (315, 594892), (420, 446169), (630, 297446), (1260, 148723)]