251002920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15727}}^1$

素因数の和:15767

約数の個数: 128

約数和(自身を含む): 905932800

約数和(自身を除く): 654929880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15727, 15960, 31454, 47181, 62908, 78635, 94362, 110089, 125816, 157270, 188724, 220178, 235905, 298813, 314540, 330267, 377448, 440356, 471810, 550445, 597626, 629080, 660534, 880712, 896439, 943620, 1100890, 1195252, 1321068, 1494065, 1651335, 1792878, 1887240, 2091691, 2201780, 2390504, 2642136, 2988130, 3302670, 3585756, 4183382, 4403560, 4482195, 5976260, 6275073, 6605340, 7171512, 8366764, 8964390, 10458455, 11952520, 12550146, 13210680, 16733528, 17928780, 20916910, 25100292, 31375365, 35857560, 41833820, 50200584, 62750730, 83667640, 125501460, 251002920]

約数ペア:

[(1, 251002920), (2, 125501460), (3, 83667640), (4, 62750730), (5, 50200584), (6, 41833820), (7, 35857560), (8, 31375365), (10, 25100292), (12, 20916910), (14, 17928780), (15, 16733528), (19, 13210680), (20, 12550146), (21, 11952520), (24, 10458455), (28, 8964390), (30, 8366764), (35, 7171512), (38, 6605340), (40, 6275073), (42, 5976260), (56, 4482195), (57, 4403560), (60, 4183382), (70, 3585756), (76, 3302670), (84, 2988130), (95, 2642136), (105, 2390504), (114, 2201780), (120, 2091691), (133, 1887240), (140, 1792878), (152, 1651335), (168, 1494065), (190, 1321068), (210, 1195252), (228, 1100890), (266, 943620), (280, 896439), (285, 880712), (380, 660534), (399, 629080), (420, 597626), (456, 550445), (532, 471810), (570, 440356), (665, 377448), (760, 330267), (798, 314540), (840, 298813), (1064, 235905), (1140, 220178), (1330, 188724), (1596, 157270), (1995, 125816), (2280, 110089), (2660, 94362), (3192, 78635), (3990, 62908), (5320, 47181), (7980, 31454), (15727, 15960)]