81760980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3673}}^1$

素因数の和:3745

約数の個数: 96

約数和(自身を含む): 266644224

約数和(自身を除く): 184883244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1484, 1590, 1855, 2226, 3180, 3673, 3710, 4452, 5565, 7346, 7420, 11019, 11130, 14692, 18365, 22038, 22260, 25711, 36730, 44076, 51422, 55095, 73460, 77133, 102844, 110190, 128555, 154266, 194669, 220380, 257110, 308532, 385665, 389338, 514220, 584007, 771330, 778676, 973345, 1168014, 1362683, 1542660, 1946690, 2336028, 2725366, 2920035, 3893380, 4088049, 5450732, 5840070, 6813415, 8176098, 11680140, 13626830, 16352196, 20440245, 27253660, 40880490, 81760980]

約数ペア:

[(1, 81760980), (2, 40880490), (3, 27253660), (4, 20440245), (5, 16352196), (6, 13626830), (7, 11680140), (10, 8176098), (12, 6813415), (14, 5840070), (15, 5450732), (20, 4088049), (21, 3893380), (28, 2920035), (30, 2725366), (35, 2336028), (42, 1946690), (53, 1542660), (60, 1362683), (70, 1168014), (84, 973345), (105, 778676), (106, 771330), (140, 584007), (159, 514220), (210, 389338), (212, 385665), (265, 308532), (318, 257110), (371, 220380), (420, 194669), (530, 154266), (636, 128555), (742, 110190), (795, 102844), (1060, 77133), (1113, 73460), (1484, 55095), (1590, 51422), (1855, 44076), (2226, 36730), (3180, 25711), (3673, 22260), (3710, 22038), (4452, 18365), (5565, 14692), (7346, 11130), (7420, 11019)]