1338946020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1$

素因数の和:910

約数の個数: 144

約数和(自身を含む): 4180136688

約数和(自身を除く): 2841190668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 397, 410, 457, 492, 615, 738, 794, 820, 914, 1191, 1230, 1371, 1476, 1588, 1828, 1845, 1985, 2285, 2382, 2460, 2742, 3573, 3690, 3970, 4113, 4570, 4764, 5484, 5955, 6855, 7146, 7380, 7940, 8226, 9140, 11910, 13710, 14292, 16277, 16452, 17865, 18737, 20565, 23820, 27420, 32554, 35730, 37474, 41130, 48831, 56211, 65108, 71460, 74948, 81385, 82260, 93685, 97662, 112422, 146493, 162770, 168633, 181429, 187370, 195324, 224844, 244155, 281055, 292986, 325540, 337266, 362858, 374740, 488310, 544287, 562110, 585972, 674532, 725716, 732465, 843165, 907145, 976620, 1088574, 1124220, 1464930, 1632861, 1686330, 1814290, 2177148, 2721435, 2929860, 3265722, 3372660, 3628580, 5442870, 6531444, 7438589, 8164305, 10885740, 14877178, 16328610, 22315767, 29754356, 32657220, 37192945, 44631534, 66947301, 74385890, 89263068, 111578835, 133894602, 148771780, 223157670, 267789204, 334736505, 446315340, 669473010, 1338946020]

約数ペア:

[(1, 1338946020), (2, 669473010), (3, 446315340), (4, 334736505), (5, 267789204), (6, 223157670), (9, 148771780), (10, 133894602), (12, 111578835), (15, 89263068), (18, 74385890), (20, 66947301), (30, 44631534), (36, 37192945), (41, 32657220), (45, 29754356), (60, 22315767), (82, 16328610), (90, 14877178), (123, 10885740), (164, 8164305), (180, 7438589), (205, 6531444), (246, 5442870), (369, 3628580), (397, 3372660), (410, 3265722), (457, 2929860), (492, 2721435), (615, 2177148), (738, 1814290), (794, 1686330), (820, 1632861), (914, 1464930), (1191, 1124220), (1230, 1088574), (1371, 976620), (1476, 907145), (1588, 843165), (1828, 732465), (1845, 725716), (1985, 674532), (2285, 585972), (2382, 562110), (2460, 544287), (2742, 488310), (3573, 374740), (3690, 362858), (3970, 337266), (4113, 325540), (4570, 292986), (4764, 281055), (5484, 244155), (5955, 224844), (6855, 195324), (7146, 187370), (7380, 181429), (7940, 168633), (8226, 162770), (9140, 146493), (11910, 112422), (13710, 97662), (14292, 93685), (16277, 82260), (16452, 81385), (17865, 74948), (18737, 71460), (20565, 65108), (23820, 56211), (27420, 48831), (32554, 41130), (35730, 37474)]