19240740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 43501212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 107, 108, 111, 135, 148, 162, 180, 185, 214, 222, 243, 270, 321, 324, 333, 370, 405, 428, 444, 486, 535, 540, 555, 642, 666, 740, 810, 963, 972, 999, 1070, 1110, 1215, 1284, 1332, 1605, 1620, 1665, 1926, 1998, 2140, 2220, 2430, 2889, 2997, 3210, 3330, 3852, 3959, 3996, 4815, 4860, 4995, 5778, 5994, 6420, 6660, 7918, 8667, 8991, 9630, 9990, 11556, 11877, 11988, 14445, 14985, 15836, 17334, 17982, 19260, 19795, 19980, 23754, 26001, 28890, 29970, 34668, 35631, 35964, 39590, 43335, 44955, 47508, 52002, 57780, 59385, 59940, 71262, 79180, 86670, 89910, 104004, 106893, 118770, 130005, 142524, 173340, 178155, 179820, 213786, 237540, 260010, 320679, 356310, 427572, 520020, 534465, 641358, 712620, 962037, 1068930, 1282716, 1603395, 1924074, 2137860, 3206790, 3848148, 4810185, 6413580, 9620370, 19240740]

約数ペア:

[(1, 19240740), (2, 9620370), (3, 6413580), (4, 4810185), (5, 3848148), (6, 3206790), (9, 2137860), (10, 1924074), (12, 1603395), (15, 1282716), (18, 1068930), (20, 962037), (27, 712620), (30, 641358), (36, 534465), (37, 520020), (45, 427572), (54, 356310), (60, 320679), (74, 260010), (81, 237540), (90, 213786), (107, 179820), (108, 178155), (111, 173340), (135, 142524), (148, 130005), (162, 118770), (180, 106893), (185, 104004), (214, 89910), (222, 86670), (243, 79180), (270, 71262), (321, 59940), (324, 59385), (333, 57780), (370, 52002), (405, 47508), (428, 44955), (444, 43335), (486, 39590), (535, 35964), (540, 35631), (555, 34668), (642, 29970), (666, 28890), (740, 26001), (810, 23754), (963, 19980), (972, 19795), (999, 19260), (1070, 17982), (1110, 17334), (1215, 15836), (1284, 14985), (1332, 14445), (1605, 11988), (1620, 11877), (1665, 11556), (1926, 9990), (1998, 9630), (2140, 8991), (2220, 8667), (2430, 7918), (2889, 6660), (2997, 6420), (3210, 5994), (3330, 5778), (3852, 4995), (3959, 4860), (3996, 4815)]