217086075

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 432115200

約数和(自身を除く): 215029125

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 59, 69, 75, 79, 81, 115, 135, 177, 207, 225, 237, 295, 345, 395, 405, 531, 575, 621, 675, 711, 885, 1035, 1185, 1357, 1475, 1593, 1725, 1817, 1863, 1975, 2025, 2133, 2655, 3105, 3555, 4071, 4425, 4661, 4779, 5175, 5451, 5925, 6399, 6785, 7965, 9085, 9315, 10665, 12213, 13275, 13983, 15525, 16353, 17775, 20355, 23305, 23895, 27255, 31995, 33925, 36639, 39825, 41949, 45425, 46575, 49059, 53325, 61065, 69915, 81765, 101775, 107203, 109917, 116525, 119475, 125847, 136275, 147177, 159975, 183195, 209745, 245295, 305325, 321609, 349575, 377541, 408825, 536015, 549585, 629235, 735885, 915975, 964827, 1048725, 1226475, 1608045, 1887705, 2680075, 2747925, 2894481, 3146175, 3679425, 4824135, 8040225, 8683443, 9438525, 14472405, 24120675, 43417215, 72362025, 217086075]

約数ペア:

[(1, 217086075), (3, 72362025), (5, 43417215), (9, 24120675), (15, 14472405), (23, 9438525), (25, 8683443), (27, 8040225), (45, 4824135), (59, 3679425), (69, 3146175), (75, 2894481), (79, 2747925), (81, 2680075), (115, 1887705), (135, 1608045), (177, 1226475), (207, 1048725), (225, 964827), (237, 915975), (295, 735885), (345, 629235), (395, 549585), (405, 536015), (531, 408825), (575, 377541), (621, 349575), (675, 321609), (711, 305325), (885, 245295), (1035, 209745), (1185, 183195), (1357, 159975), (1475, 147177), (1593, 136275), (1725, 125847), (1817, 119475), (1863, 116525), (1975, 109917), (2025, 107203), (2133, 101775), (2655, 81765), (3105, 69915), (3555, 61065), (4071, 53325), (4425, 49059), (4661, 46575), (4779, 45425), (5175, 41949), (5451, 39825), (5925, 36639), (6399, 33925), (6785, 31995), (7965, 27255), (9085, 23895), (9315, 23305), (10665, 20355), (12213, 17775), (13275, 16353), (13983, 15525)]