320650980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 1016064000

約数和(自身を除く): 695413020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 89, 93, 124, 130, 149, 155, 156, 178, 186, 195, 260, 267, 298, 310, 356, 372, 390, 403, 445, 447, 465, 534, 596, 620, 745, 780, 806, 890, 894, 930, 1068, 1157, 1209, 1335, 1490, 1612, 1780, 1788, 1860, 1937, 2015, 2235, 2314, 2418, 2670, 2759, 2980, 3471, 3874, 4030, 4470, 4619, 4628, 4836, 5340, 5518, 5785, 5811, 6045, 6942, 7748, 8060, 8277, 8940, 9238, 9685, 11036, 11570, 11622, 12090, 13261, 13795, 13857, 13884, 16554, 17355, 18476, 19370, 23095, 23140, 23244, 24180, 26522, 27590, 27714, 29055, 33108, 34710, 35867, 38740, 39783, 41385, 46190, 53044, 55180, 55428, 58110, 60047, 66305, 69285, 69420, 71734, 79566, 82770, 92380, 107601, 116220, 120094, 132610, 138570, 143468, 159132, 165540, 172393, 179335, 180141, 198915, 215202, 240188, 265220, 277140, 300235, 344786, 358670, 360282, 397830, 411091, 430404, 517179, 538005, 600470, 689572, 717340, 720564, 795660, 822182, 861965, 900705, 1034358, 1076010, 1200940, 1233273, 1644364, 1723930, 1801410, 2055455, 2068716, 2152020, 2466546, 2585895, 3447860, 3602820, 4110910, 4933092, 5171790, 5344183, 6166365, 8221820, 10343580, 10688366, 12332730, 16032549, 21376732, 24665460, 26720915, 32065098, 53441830, 64130196, 80162745, 106883660, 160325490, 320650980]

約数ペア:

[(1, 320650980), (2, 160325490), (3, 106883660), (4, 80162745), (5, 64130196), (6, 53441830), (10, 32065098), (12, 26720915), (13, 24665460), (15, 21376732), (20, 16032549), (26, 12332730), (30, 10688366), (31, 10343580), (39, 8221820), (52, 6166365), (60, 5344183), (62, 5171790), (65, 4933092), (78, 4110910), (89, 3602820), (93, 3447860), (124, 2585895), (130, 2466546), (149, 2152020), (155, 2068716), (156, 2055455), (178, 1801410), (186, 1723930), (195, 1644364), (260, 1233273), (267, 1200940), (298, 1076010), (310, 1034358), (356, 900705), (372, 861965), (390, 822182), (403, 795660), (445, 720564), (447, 717340), (465, 689572), (534, 600470), (596, 538005), (620, 517179), (745, 430404), (780, 411091), (806, 397830), (890, 360282), (894, 358670), (930, 344786), (1068, 300235), (1157, 277140), (1209, 265220), (1335, 240188), (1490, 215202), (1612, 198915), (1780, 180141), (1788, 179335), (1860, 172393), (1937, 165540), (2015, 159132), (2235, 143468), (2314, 138570), (2418, 132610), (2670, 120094), (2759, 116220), (2980, 107601), (3471, 92380), (3874, 82770), (4030, 79566), (4470, 71734), (4619, 69420), (4628, 69285), (4836, 66305), (5340, 60047), (5518, 58110), (5785, 55428), (5811, 55180), (6045, 53044), (6942, 46190), (7748, 41385), (8060, 39783), (8277, 38740), (8940, 35867), (9238, 34710), (9685, 33108), (11036, 29055), (11570, 27714), (11622, 27590), (12090, 26522), (13261, 24180), (13795, 23244), (13857, 23140), (13884, 23095), (16554, 19370), (17355, 18476)]