71030340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2281}}^1$

素因数の和:2469

約数の個数: 72

約数和(自身を含む): 216799128

約数和(自身を除く): 145768788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2281, 2595, 3114, 3460, 4562, 5190, 6228, 6843, 7785, 9124, 10380, 11405, 13686, 15570, 20529, 22810, 27372, 31140, 34215, 41058, 45620, 68430, 82116, 102645, 136860, 205290, 394613, 410580, 789226, 1183839, 1578452, 1973065, 2367678, 3551517, 3946130, 4735356, 5919195, 7103034, 7892260, 11838390, 14206068, 17757585, 23676780, 35515170, 71030340]

約数ペア:

[(1, 71030340), (2, 35515170), (3, 23676780), (4, 17757585), (5, 14206068), (6, 11838390), (9, 7892260), (10, 7103034), (12, 5919195), (15, 4735356), (18, 3946130), (20, 3551517), (30, 2367678), (36, 1973065), (45, 1578452), (60, 1183839), (90, 789226), (173, 410580), (180, 394613), (346, 205290), (519, 136860), (692, 102645), (865, 82116), (1038, 68430), (1557, 45620), (1730, 41058), (2076, 34215), (2281, 31140), (2595, 27372), (3114, 22810), (3460, 20529), (4562, 15570), (5190, 13686), (6228, 11405), (6843, 10380), (7785, 9124)]