28801890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 81768960

約数和(自身を除く): 52967070

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 103, 117, 130, 195, 206, 234, 239, 309, 390, 478, 515, 585, 618, 717, 927, 1030, 1170, 1195, 1339, 1434, 1545, 1854, 2151, 2390, 2678, 3090, 3107, 3585, 4017, 4302, 4635, 6214, 6695, 7170, 8034, 9270, 9321, 10755, 12051, 13390, 15535, 18642, 20085, 21510, 24102, 24617, 27963, 31070, 40170, 46605, 49234, 55926, 60255, 73851, 93210, 120510, 123085, 139815, 147702, 221553, 246170, 279630, 320021, 369255, 443106, 640042, 738510, 960063, 1107765, 1600105, 1920126, 2215530, 2880189, 3200210, 4800315, 5760378, 9600630, 14400945, 28801890]

約数ペア:

[(1, 28801890), (2, 14400945), (3, 9600630), (5, 5760378), (6, 4800315), (9, 3200210), (10, 2880189), (13, 2215530), (15, 1920126), (18, 1600105), (26, 1107765), (30, 960063), (39, 738510), (45, 640042), (65, 443106), (78, 369255), (90, 320021), (103, 279630), (117, 246170), (130, 221553), (195, 147702), (206, 139815), (234, 123085), (239, 120510), (309, 93210), (390, 73851), (478, 60255), (515, 55926), (585, 49234), (618, 46605), (717, 40170), (927, 31070), (1030, 27963), (1170, 24617), (1195, 24102), (1339, 21510), (1434, 20085), (1545, 18642), (1854, 15535), (2151, 13390), (2390, 12051), (2678, 10755), (3090, 9321), (3107, 9270), (3585, 8034), (4017, 7170), (4302, 6695), (4635, 6214)]