531114320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19469}}^1$

素因数の和:19524

約数の個数: 80

約数和(自身を含む): 1390625280

約数和(自身を除く): 859510960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 19469, 27280, 38938, 77876, 97345, 155752, 194690, 214159, 311504, 389380, 428318, 603539, 778760, 856636, 1070795, 1207078, 1557520, 1713272, 2141590, 2414156, 3017695, 3426544, 4283180, 4828312, 6035390, 6638929, 8566360, 9656624, 12070780, 13277858, 17132720, 24141560, 26555716, 33194645, 48283120, 53111432, 66389290, 106222864, 132778580, 265557160, 531114320]

約数ペア:

[(1, 531114320), (2, 265557160), (4, 132778580), (5, 106222864), (8, 66389290), (10, 53111432), (11, 48283120), (16, 33194645), (20, 26555716), (22, 24141560), (31, 17132720), (40, 13277858), (44, 12070780), (55, 9656624), (62, 8566360), (80, 6638929), (88, 6035390), (110, 4828312), (124, 4283180), (155, 3426544), (176, 3017695), (220, 2414156), (248, 2141590), (310, 1713272), (341, 1557520), (440, 1207078), (496, 1070795), (620, 856636), (682, 778760), (880, 603539), (1240, 428318), (1364, 389380), (1705, 311504), (2480, 214159), (2728, 194690), (3410, 155752), (5456, 97345), (6820, 77876), (13640, 38938), (19469, 27280)]