15356940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{709}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 45445680

約数和(自身を除く): 30088740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 709, 722, 1083, 1140, 1418, 1444, 1805, 2127, 2166, 2836, 3545, 3610, 4254, 4332, 5415, 7090, 7220, 8508, 10635, 10830, 13471, 14180, 21270, 21660, 26942, 40413, 42540, 53884, 67355, 80826, 134710, 161652, 202065, 255949, 269420, 404130, 511898, 767847, 808260, 1023796, 1279745, 1535694, 2559490, 3071388, 3839235, 5118980, 7678470, 15356940]

約数ペア:

[(1, 15356940), (2, 7678470), (3, 5118980), (4, 3839235), (5, 3071388), (6, 2559490), (10, 1535694), (12, 1279745), (15, 1023796), (19, 808260), (20, 767847), (30, 511898), (38, 404130), (57, 269420), (60, 255949), (76, 202065), (95, 161652), (114, 134710), (190, 80826), (228, 67355), (285, 53884), (361, 42540), (380, 40413), (570, 26942), (709, 21660), (722, 21270), (1083, 14180), (1140, 13471), (1418, 10830), (1444, 10635), (1805, 8508), (2127, 7220), (2166, 7090), (2836, 5415), (3545, 4332), (3610, 4254)]