1279543600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5431}}^1$

素因数の和:5499

約数の個数: 120

約数和(自身を含む): 3340897280

約数和(自身を除く): 2061353680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 190, 200, 248, 304, 310, 380, 400, 475, 496, 589, 620, 760, 775, 950, 1178, 1240, 1520, 1550, 1900, 2356, 2480, 2945, 3100, 3800, 4712, 5431, 5890, 6200, 7600, 9424, 10862, 11780, 12400, 14725, 21724, 23560, 27155, 29450, 43448, 47120, 54310, 58900, 86896, 103189, 108620, 117800, 135775, 168361, 206378, 217240, 235600, 271550, 336722, 412756, 434480, 515945, 543100, 673444, 825512, 841805, 1031890, 1086200, 1346888, 1651024, 1683610, 2063780, 2172400, 2579725, 2693776, 3198859, 3367220, 4127560, 4209025, 5159450, 6397718, 6734440, 8255120, 8418050, 10318900, 12795436, 13468880, 15994295, 16836100, 20637800, 25590872, 31988590, 33672200, 41275600, 51181744, 63977180, 67344400, 79971475, 127954360, 159942950, 255908720, 319885900, 639771800, 1279543600]

約数ペア:

[(1, 1279543600), (2, 639771800), (4, 319885900), (5, 255908720), (8, 159942950), (10, 127954360), (16, 79971475), (19, 67344400), (20, 63977180), (25, 51181744), (31, 41275600), (38, 33672200), (40, 31988590), (50, 25590872), (62, 20637800), (76, 16836100), (80, 15994295), (95, 13468880), (100, 12795436), (124, 10318900), (152, 8418050), (155, 8255120), (190, 6734440), (200, 6397718), (248, 5159450), (304, 4209025), (310, 4127560), (380, 3367220), (400, 3198859), (475, 2693776), (496, 2579725), (589, 2172400), (620, 2063780), (760, 1683610), (775, 1651024), (950, 1346888), (1178, 1086200), (1240, 1031890), (1520, 841805), (1550, 825512), (1900, 673444), (2356, 543100), (2480, 515945), (2945, 434480), (3100, 412756), (3800, 336722), (4712, 271550), (5431, 235600), (5890, 217240), (6200, 206378), (7600, 168361), (9424, 135775), (10862, 117800), (11780, 108620), (12400, 103189), (14725, 86896), (21724, 58900), (23560, 54310), (27155, 47120), (29450, 43448)]