12128220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 40727232

約数和(自身を除く): 28599012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 73, 78, 90, 117, 130, 142, 146, 156, 180, 195, 213, 219, 234, 260, 284, 292, 355, 365, 390, 426, 438, 468, 585, 639, 657, 710, 730, 780, 852, 876, 923, 949, 1065, 1095, 1170, 1278, 1314, 1420, 1460, 1846, 1898, 2130, 2190, 2340, 2556, 2628, 2769, 2847, 3195, 3285, 3692, 3796, 4260, 4380, 4615, 4745, 5183, 5538, 5694, 6390, 6570, 8307, 8541, 9230, 9490, 10366, 11076, 11388, 12780, 13140, 13845, 14235, 15549, 16614, 17082, 18460, 18980, 20732, 25915, 27690, 28470, 31098, 33228, 34164, 41535, 42705, 46647, 51830, 55380, 56940, 62196, 67379, 77745, 83070, 85410, 93294, 103660, 134758, 155490, 166140, 170820, 186588, 202137, 233235, 269516, 310980, 336895, 404274, 466470, 606411, 673790, 808548, 932940, 1010685, 1212822, 1347580, 2021370, 2425644, 3032055, 4042740, 6064110, 12128220]

約数ペア:

[(1, 12128220), (2, 6064110), (3, 4042740), (4, 3032055), (5, 2425644), (6, 2021370), (9, 1347580), (10, 1212822), (12, 1010685), (13, 932940), (15, 808548), (18, 673790), (20, 606411), (26, 466470), (30, 404274), (36, 336895), (39, 310980), (45, 269516), (52, 233235), (60, 202137), (65, 186588), (71, 170820), (73, 166140), (78, 155490), (90, 134758), (117, 103660), (130, 93294), (142, 85410), (146, 83070), (156, 77745), (180, 67379), (195, 62196), (213, 56940), (219, 55380), (234, 51830), (260, 46647), (284, 42705), (292, 41535), (355, 34164), (365, 33228), (390, 31098), (426, 28470), (438, 27690), (468, 25915), (585, 20732), (639, 18980), (657, 18460), (710, 17082), (730, 16614), (780, 15549), (852, 14235), (876, 13845), (923, 13140), (949, 12780), (1065, 11388), (1095, 11076), (1170, 10366), (1278, 9490), (1314, 9230), (1420, 8541), (1460, 8307), (1846, 6570), (1898, 6390), (2130, 5694), (2190, 5538), (2340, 5183), (2556, 4745), (2628, 4615), (2769, 4380), (2847, 4260), (3195, 3796), (3285, 3692)]