19528027380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{8747}}^1$

素因数の和:8998

約数の個数: 144

約数和(自身を含む): 60373797120

約数和(自身を除く): 40845769740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 157, 158, 180, 237, 314, 316, 395, 471, 474, 628, 711, 785, 790, 942, 948, 1185, 1413, 1422, 1570, 1580, 1884, 2355, 2370, 2826, 2844, 3140, 3555, 4710, 4740, 5652, 7065, 7110, 8747, 9420, 12403, 14130, 14220, 17494, 24806, 26241, 28260, 34988, 37209, 43735, 49612, 52482, 62015, 74418, 78723, 87470, 104964, 111627, 124030, 131205, 148836, 157446, 174940, 186045, 223254, 248060, 262410, 314892, 372090, 393615, 446508, 524820, 558135, 691013, 744180, 787230, 1116270, 1373279, 1382026, 1574460, 2073039, 2232540, 2746558, 2764052, 3455065, 4119837, 4146078, 5493116, 6219117, 6866395, 6910130, 8239674, 8292156, 10365195, 12359511, 12438234, 13732790, 13820260, 16479348, 20599185, 20730390, 24719022, 24876468, 27465580, 31095585, 41198370, 41460780, 49438044, 61797555, 62191170, 82396740, 108489041, 123595110, 124382340, 216978082, 247190220, 325467123, 433956164, 542445205, 650934246, 976401369, 1084890410, 1301868492, 1627335615, 1952802738, 2169780820, 3254671230, 3905605476, 4882006845, 6509342460, 9764013690, 19528027380]

約数ペア:

[(1, 19528027380), (2, 9764013690), (3, 6509342460), (4, 4882006845), (5, 3905605476), (6, 3254671230), (9, 2169780820), (10, 1952802738), (12, 1627335615), (15, 1301868492), (18, 1084890410), (20, 976401369), (30, 650934246), (36, 542445205), (45, 433956164), (60, 325467123), (79, 247190220), (90, 216978082), (157, 124382340), (158, 123595110), (180, 108489041), (237, 82396740), (314, 62191170), (316, 61797555), (395, 49438044), (471, 41460780), (474, 41198370), (628, 31095585), (711, 27465580), (785, 24876468), (790, 24719022), (942, 20730390), (948, 20599185), (1185, 16479348), (1413, 13820260), (1422, 13732790), (1570, 12438234), (1580, 12359511), (1884, 10365195), (2355, 8292156), (2370, 8239674), (2826, 6910130), (2844, 6866395), (3140, 6219117), (3555, 5493116), (4710, 4146078), (4740, 4119837), (5652, 3455065), (7065, 2764052), (7110, 2746558), (8747, 2232540), (9420, 2073039), (12403, 1574460), (14130, 1382026), (14220, 1373279), (17494, 1116270), (24806, 787230), (26241, 744180), (28260, 691013), (34988, 558135), (37209, 524820), (43735, 446508), (49612, 393615), (52482, 372090), (62015, 314892), (74418, 262410), (78723, 248060), (87470, 223254), (104964, 186045), (111627, 174940), (124030, 157446), (131205, 148836)]