18058740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 63651840

約数和(自身を除く): 45593100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 73, 76, 84, 93, 95, 105, 114, 124, 133, 140, 146, 155, 186, 190, 210, 217, 219, 228, 266, 285, 292, 310, 365, 372, 380, 399, 420, 434, 438, 465, 511, 532, 570, 589, 620, 651, 665, 730, 798, 868, 876, 930, 1022, 1085, 1095, 1140, 1178, 1302, 1330, 1387, 1460, 1533, 1596, 1767, 1860, 1995, 2044, 2170, 2190, 2263, 2356, 2555, 2604, 2660, 2774, 2945, 3066, 3255, 3534, 3990, 4123, 4161, 4340, 4380, 4526, 5110, 5548, 5890, 6132, 6510, 6789, 6935, 7068, 7665, 7980, 8246, 8322, 8835, 9052, 9709, 10220, 11315, 11780, 12369, 13020, 13578, 13870, 15330, 15841, 16492, 16644, 17670, 19418, 20615, 20805, 22630, 24738, 27156, 27740, 29127, 30660, 31682, 33945, 35340, 38836, 41230, 41610, 42997, 45260, 47523, 48545, 49476, 58254, 61845, 63364, 67890, 79205, 82460, 83220, 85994, 95046, 97090, 116508, 123690, 128991, 135780, 145635, 158410, 171988, 190092, 194180, 214985, 237615, 247380, 257982, 291270, 300979, 316820, 429970, 475230, 515964, 582540, 601958, 644955, 859940, 902937, 950460, 1203916, 1289910, 1504895, 1805874, 2579820, 3009790, 3611748, 4514685, 6019580, 9029370, 18058740]

約数ペア:

[(1, 18058740), (2, 9029370), (3, 6019580), (4, 4514685), (5, 3611748), (6, 3009790), (7, 2579820), (10, 1805874), (12, 1504895), (14, 1289910), (15, 1203916), (19, 950460), (20, 902937), (21, 859940), (28, 644955), (30, 601958), (31, 582540), (35, 515964), (38, 475230), (42, 429970), (57, 316820), (60, 300979), (62, 291270), (70, 257982), (73, 247380), (76, 237615), (84, 214985), (93, 194180), (95, 190092), (105, 171988), (114, 158410), (124, 145635), (133, 135780), (140, 128991), (146, 123690), (155, 116508), (186, 97090), (190, 95046), (210, 85994), (217, 83220), (219, 82460), (228, 79205), (266, 67890), (285, 63364), (292, 61845), (310, 58254), (365, 49476), (372, 48545), (380, 47523), (399, 45260), (420, 42997), (434, 41610), (438, 41230), (465, 38836), (511, 35340), (532, 33945), (570, 31682), (589, 30660), (620, 29127), (651, 27740), (665, 27156), (730, 24738), (798, 22630), (868, 20805), (876, 20615), (930, 19418), (1022, 17670), (1085, 16644), (1095, 16492), (1140, 15841), (1178, 15330), (1302, 13870), (1330, 13578), (1387, 13020), (1460, 12369), (1533, 11780), (1596, 11315), (1767, 10220), (1860, 9709), (1995, 9052), (2044, 8835), (2170, 8322), (2190, 8246), (2263, 7980), (2356, 7665), (2555, 7068), (2604, 6935), (2660, 6789), (2774, 6510), (2945, 6132), (3066, 5890), (3255, 5548), (3534, 5110), (3990, 4526), (4123, 4380), (4161, 4340)]