15331174820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{1559}}^1$

素因数の和:2037

約数の個数: 96

約数和(自身を含む): 35113478400

約数和(自身を除く): 19782303580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 347, 436, 545, 694, 1090, 1388, 1417, 1559, 1735, 2180, 2834, 3118, 3470, 4511, 5668, 6236, 6940, 7085, 7795, 9022, 14170, 15590, 18044, 20267, 22555, 28340, 31180, 37823, 40534, 45110, 75646, 81068, 90220, 101335, 151292, 169931, 189115, 202670, 339862, 378230, 405340, 491699, 540973, 679724, 756460, 849655, 983398, 1081946, 1699310, 1966796, 2163892, 2209103, 2458495, 2704865, 3398620, 4418206, 4916990, 5409730, 7032649, 8836412, 9833980, 10819460, 11045515, 14065298, 22091030, 28130596, 35163245, 44182060, 58966057, 70326490, 117932114, 140652980, 235864228, 294830285, 589660570, 766558741, 1179321140, 1533117482, 3066234964, 3832793705, 7665587410, 15331174820]

約数ペア:

[(1, 15331174820), (2, 7665587410), (4, 3832793705), (5, 3066234964), (10, 1533117482), (13, 1179321140), (20, 766558741), (26, 589660570), (52, 294830285), (65, 235864228), (109, 140652980), (130, 117932114), (218, 70326490), (260, 58966057), (347, 44182060), (436, 35163245), (545, 28130596), (694, 22091030), (1090, 14065298), (1388, 11045515), (1417, 10819460), (1559, 9833980), (1735, 8836412), (2180, 7032649), (2834, 5409730), (3118, 4916990), (3470, 4418206), (4511, 3398620), (5668, 2704865), (6236, 2458495), (6940, 2209103), (7085, 2163892), (7795, 1966796), (9022, 1699310), (14170, 1081946), (15590, 983398), (18044, 849655), (20267, 756460), (22555, 679724), (28340, 540973), (31180, 491699), (37823, 405340), (40534, 378230), (45110, 339862), (75646, 202670), (81068, 189115), (90220, 169931), (101335, 151292)]