20128490064

素因数分解:

$2^4\times 3^3\times {\mathrm{601}}^1\times {\mathrm{77527}}^1$

素因数の和:78145

約数の個数: 80

約数和(自身を含む): 57873101440

約数和(自身を除く): 37744611376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 601, 1202, 1803, 2404, 3606, 4808, 5409, 7212, 9616, 10818, 14424, 16227, 21636, 28848, 32454, 43272, 64908, 77527, 86544, 129816, 155054, 232581, 259632, 310108, 465162, 620216, 697743, 930324, 1240432, 1395486, 1860648, 2093229, 2790972, 3721296, 4186458, 5581944, 8372916, 11163888, 16745832, 33491664, 46593727, 93187454, 139781181, 186374908, 279562362, 372749816, 419343543, 559124724, 745499632, 838687086, 1118249448, 1258030629, 1677374172, 2236498896, 2516061258, 3354748344, 5032122516, 6709496688, 10064245032, 20128490064]

約数ペア:

[(1, 20128490064), (2, 10064245032), (3, 6709496688), (4, 5032122516), (6, 3354748344), (8, 2516061258), (9, 2236498896), (12, 1677374172), (16, 1258030629), (18, 1118249448), (24, 838687086), (27, 745499632), (36, 559124724), (48, 419343543), (54, 372749816), (72, 279562362), (108, 186374908), (144, 139781181), (216, 93187454), (432, 46593727), (601, 33491664), (1202, 16745832), (1803, 11163888), (2404, 8372916), (3606, 5581944), (4808, 4186458), (5409, 3721296), (7212, 2790972), (9616, 2093229), (10818, 1860648), (14424, 1395486), (16227, 1240432), (21636, 930324), (28848, 697743), (32454, 620216), (43272, 465162), (64908, 310108), (77527, 259632), (86544, 232581), (129816, 155054)]