18687450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 49996800

約数和(自身を除く): 31309350

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 79, 83, 95, 114, 150, 158, 166, 190, 237, 249, 285, 395, 415, 474, 475, 498, 570, 790, 830, 950, 1185, 1245, 1425, 1501, 1577, 1975, 2075, 2370, 2490, 2850, 3002, 3154, 3950, 4150, 4503, 4731, 5925, 6225, 6557, 7505, 7885, 9006, 9462, 11850, 12450, 13114, 15010, 15770, 19671, 22515, 23655, 32785, 37525, 39342, 39425, 45030, 47310, 65570, 75050, 78850, 98355, 112575, 118275, 124583, 163925, 196710, 225150, 236550, 249166, 327850, 373749, 491775, 622915, 747498, 983550, 1245830, 1868745, 3114575, 3737490, 6229150, 9343725, 18687450]

約数ペア:

[(1, 18687450), (2, 9343725), (3, 6229150), (5, 3737490), (6, 3114575), (10, 1868745), (15, 1245830), (19, 983550), (25, 747498), (30, 622915), (38, 491775), (50, 373749), (57, 327850), (75, 249166), (79, 236550), (83, 225150), (95, 196710), (114, 163925), (150, 124583), (158, 118275), (166, 112575), (190, 98355), (237, 78850), (249, 75050), (285, 65570), (395, 47310), (415, 45030), (474, 39425), (475, 39342), (498, 37525), (570, 32785), (790, 23655), (830, 22515), (950, 19671), (1185, 15770), (1245, 15010), (1425, 13114), (1501, 12450), (1577, 11850), (1975, 9462), (2075, 9006), (2370, 7885), (2490, 7505), (2850, 6557), (3002, 6225), (3154, 5925), (3950, 4731), (4150, 4503)]