15940860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 32830212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 107, 130, 156, 191, 195, 214, 260, 321, 382, 390, 428, 535, 573, 642, 764, 780, 955, 1070, 1146, 1284, 1391, 1605, 1910, 2140, 2292, 2483, 2782, 2865, 3210, 3820, 4173, 4966, 5564, 5730, 6420, 6955, 7449, 8346, 9932, 11460, 12415, 13910, 14898, 16692, 20437, 20865, 24830, 27820, 29796, 37245, 40874, 41730, 49660, 61311, 74490, 81748, 83460, 102185, 122622, 148980, 204370, 245244, 265681, 306555, 408740, 531362, 613110, 797043, 1062724, 1226220, 1328405, 1594086, 2656810, 3188172, 3985215, 5313620, 7970430, 15940860]

約数ペア:

[(1, 15940860), (2, 7970430), (3, 5313620), (4, 3985215), (5, 3188172), (6, 2656810), (10, 1594086), (12, 1328405), (13, 1226220), (15, 1062724), (20, 797043), (26, 613110), (30, 531362), (39, 408740), (52, 306555), (60, 265681), (65, 245244), (78, 204370), (107, 148980), (130, 122622), (156, 102185), (191, 83460), (195, 81748), (214, 74490), (260, 61311), (321, 49660), (382, 41730), (390, 40874), (428, 37245), (535, 29796), (573, 27820), (642, 24830), (764, 20865), (780, 20437), (955, 16692), (1070, 14898), (1146, 13910), (1284, 12415), (1391, 11460), (1605, 9932), (1910, 8346), (2140, 7449), (2292, 6955), (2483, 6420), (2782, 5730), (2865, 5564), (3210, 4966), (3820, 4173)]