531857880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25919}}^1$

素因数の和:25958

約数の個数: 128

約数和(自身を含む): 1866240000

約数和(自身を除く): 1334382120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 25919, 51838, 77757, 103676, 129595, 155514, 207352, 233271, 259190, 311028, 388785, 466542, 492461, 518380, 622056, 699813, 777570, 933084, 984922, 1036760, 1166355, 1399626, 1477383, 1555140, 1866168, 1969844, 2332710, 2462305, 2799252, 2954766, 3110280, 3499065, 3939688, 4432149, 4665420, 4924610, 5598504, 5909532, 6998130, 7386915, 8864298, 9330840, 9849220, 11819064, 13296447, 13996260, 14773830, 17728596, 19698440, 22160745, 26592894, 27992520, 29547660, 35457192, 44321490, 53185788, 59095320, 66482235, 88642980, 106371576, 132964470, 177285960, 265928940, 531857880]

約数ペア:

[(1, 531857880), (2, 265928940), (3, 177285960), (4, 132964470), (5, 106371576), (6, 88642980), (8, 66482235), (9, 59095320), (10, 53185788), (12, 44321490), (15, 35457192), (18, 29547660), (19, 27992520), (20, 26592894), (24, 22160745), (27, 19698440), (30, 17728596), (36, 14773830), (38, 13996260), (40, 13296447), (45, 11819064), (54, 9849220), (57, 9330840), (60, 8864298), (72, 7386915), (76, 6998130), (90, 5909532), (95, 5598504), (108, 4924610), (114, 4665420), (120, 4432149), (135, 3939688), (152, 3499065), (171, 3110280), (180, 2954766), (190, 2799252), (216, 2462305), (228, 2332710), (270, 1969844), (285, 1866168), (342, 1555140), (360, 1477383), (380, 1399626), (456, 1166355), (513, 1036760), (540, 984922), (570, 933084), (684, 777570), (760, 699813), (855, 622056), (1026, 518380), (1080, 492461), (1140, 466542), (1368, 388785), (1710, 311028), (2052, 259190), (2280, 233271), (2565, 207352), (3420, 155514), (4104, 129595), (5130, 103676), (6840, 77757), (10260, 51838), (20520, 25919)]