73780980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13513}}^1$

素因数の和:13545

約数の個数: 96

約数和(自身を含む): 254279424

約数和(自身を除く): 180498444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 13513, 27026, 40539, 54052, 67565, 81078, 94591, 135130, 162156, 175669, 189182, 202695, 270260, 283773, 351338, 378364, 405390, 472955, 527007, 567546, 702676, 810780, 878345, 945910, 1054014, 1135092, 1229683, 1418865, 1756690, 1891820, 2108028, 2459366, 2635035, 2837730, 3513380, 3689049, 4918732, 5270070, 5675460, 6148415, 7378098, 10540140, 12296830, 14756196, 18445245, 24593660, 36890490, 73780980]

約数ペア:

[(1, 73780980), (2, 36890490), (3, 24593660), (4, 18445245), (5, 14756196), (6, 12296830), (7, 10540140), (10, 7378098), (12, 6148415), (13, 5675460), (14, 5270070), (15, 4918732), (20, 3689049), (21, 3513380), (26, 2837730), (28, 2635035), (30, 2459366), (35, 2108028), (39, 1891820), (42, 1756690), (52, 1418865), (60, 1229683), (65, 1135092), (70, 1054014), (78, 945910), (84, 878345), (91, 810780), (105, 702676), (130, 567546), (140, 527007), (156, 472955), (182, 405390), (195, 378364), (210, 351338), (260, 283773), (273, 270260), (364, 202695), (390, 189182), (420, 175669), (455, 162156), (546, 135130), (780, 94591), (910, 81078), (1092, 67565), (1365, 54052), (1820, 40539), (2730, 27026), (5460, 13513)]