2172242280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1392463}}^1$

素因数の和:1392490

約数の個数: 64

約数和(自身を含む): 7018018560

約数和(自身を除く): 4845776280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1392463, 2784926, 4177389, 5569852, 6962315, 8354778, 11139704, 13924630, 16709556, 18102019, 20886945, 27849260, 33419112, 36204038, 41773890, 54306057, 55698520, 72408076, 83547780, 90510095, 108612114, 144816152, 167095560, 181020190, 217224228, 271530285, 362040380, 434448456, 543060570, 724080760, 1086121140, 2172242280]

約数ペア:

[(1, 2172242280), (2, 1086121140), (3, 724080760), (4, 543060570), (5, 434448456), (6, 362040380), (8, 271530285), (10, 217224228), (12, 181020190), (13, 167095560), (15, 144816152), (20, 108612114), (24, 90510095), (26, 83547780), (30, 72408076), (39, 55698520), (40, 54306057), (52, 41773890), (60, 36204038), (65, 33419112), (78, 27849260), (104, 20886945), (120, 18102019), (130, 16709556), (156, 13924630), (195, 11139704), (260, 8354778), (312, 6962315), (390, 5569852), (520, 4177389), (780, 2784926), (1560, 1392463)]