1388507120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2528

約数の個数: 240

約数和(自身を含む): 4413655008

約数和(自身を除く): 3025147888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 130, 140, 143, 154, 176, 182, 196, 208, 220, 245, 260, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 560, 572, 616, 637, 715, 728, 770, 784, 880, 910, 980, 1001, 1040, 1078, 1144, 1232, 1274, 1430, 1456, 1540, 1820, 1960, 2002, 2156, 2288, 2477, 2548, 2695, 2860, 3080, 3185, 3640, 3920, 4004, 4312, 4954, 5005, 5096, 5390, 5720, 6160, 6370, 7007, 7280, 8008, 8624, 9908, 10010, 10192, 10780, 11440, 12385, 12740, 14014, 16016, 17339, 19816, 20020, 21560, 24770, 25480, 27247, 28028, 32201, 34678, 35035, 39632, 40040, 43120, 49540, 50960, 54494, 56056, 64402, 69356, 70070, 80080, 86695, 99080, 108988, 112112, 121373, 128804, 136235, 138712, 140140, 161005, 173390, 190729, 198160, 217976, 225407, 242746, 257608, 272470, 277424, 280280, 322010, 346780, 354211, 381458, 435952, 450814, 485492, 515216, 544940, 560560, 606865, 644020, 693560, 708422, 762916, 901628, 953645, 970984, 1089880, 1127035, 1213730, 1288040, 1335103, 1387120, 1416844, 1525832, 1577849, 1771055, 1803256, 1907290, 1941968, 2179760, 2254070, 2427460, 2479477, 2576080, 2670206, 2833688, 3051664, 3155698, 3542110, 3606512, 3814580, 4508140, 4854920, 4958954, 5340412, 5667376, 6311396, 6675515, 7084220, 7629160, 7889245, 9016280, 9709840, 9917908, 10680824, 12397385, 12622792, 13351030, 14168440, 15258320, 15778490, 17356339, 18032560, 19835816, 21361648, 24794770, 25245584, 26702060, 28336880, 31556980, 34712678, 39671632, 49589540, 53404120, 63113960, 69425356, 86781695, 99179080, 106808240, 126227920, 138850712, 173563390, 198358160, 277701424, 347126780, 694253560, 1388507120]

約数ペア:

[(1, 1388507120), (2, 694253560), (4, 347126780), (5, 277701424), (7, 198358160), (8, 173563390), (10, 138850712), (11, 126227920), (13, 106808240), (14, 99179080), (16, 86781695), (20, 69425356), (22, 63113960), (26, 53404120), (28, 49589540), (35, 39671632), (40, 34712678), (44, 31556980), (49, 28336880), (52, 26702060), (55, 25245584), (56, 24794770), (65, 21361648), (70, 19835816), (77, 18032560), (80, 17356339), (88, 15778490), (91, 15258320), (98, 14168440), (104, 13351030), (110, 12622792), (112, 12397385), (130, 10680824), (140, 9917908), (143, 9709840), (154, 9016280), (176, 7889245), (182, 7629160), (196, 7084220), (208, 6675515), (220, 6311396), (245, 5667376), (260, 5340412), (280, 4958954), (286, 4854920), (308, 4508140), (364, 3814580), (385, 3606512), (392, 3542110), (440, 3155698), (455, 3051664), (490, 2833688), (520, 2670206), (539, 2576080), (560, 2479477), (572, 2427460), (616, 2254070), (637, 2179760), (715, 1941968), (728, 1907290), (770, 1803256), (784, 1771055), (880, 1577849), (910, 1525832), (980, 1416844), (1001, 1387120), (1040, 1335103), (1078, 1288040), (1144, 1213730), (1232, 1127035), (1274, 1089880), (1430, 970984), (1456, 953645), (1540, 901628), (1820, 762916), (1960, 708422), (2002, 693560), (2156, 644020), (2288, 606865), (2477, 560560), (2548, 544940), (2695, 515216), (2860, 485492), (3080, 450814), (3185, 435952), (3640, 381458), (3920, 354211), (4004, 346780), (4312, 322010), (4954, 280280), (5005, 277424), (5096, 272470), (5390, 257608), (5720, 242746), (6160, 225407), (6370, 217976), (7007, 198160), (7280, 190729), (8008, 173390), (8624, 161005), (9908, 140140), (10010, 138712), (10192, 136235), (10780, 128804), (11440, 121373), (12385, 112112), (12740, 108988), (14014, 99080), (16016, 86695), (17339, 80080), (19816, 70070), (20020, 69356), (21560, 64402), (24770, 56056), (25480, 54494), (27247, 50960), (28028, 49540), (32201, 43120), (34678, 40040), (35035, 39632)]