1720590960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:548

約数の個数: 240

約数和(自身を含む): 5913371520

約数和(自身を除く): 4192780560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 179, 220, 240, 242, 264, 330, 331, 358, 363, 440, 484, 528, 537, 605, 660, 662, 716, 726, 880, 895, 968, 993, 1074, 1210, 1320, 1324, 1432, 1452, 1655, 1790, 1815, 1936, 1969, 1986, 2148, 2420, 2640, 2648, 2685, 2864, 2904, 3310, 3580, 3630, 3641, 3938, 3972, 4296, 4840, 4965, 5296, 5370, 5808, 5907, 6620, 7160, 7260, 7282, 7876, 7944, 8592, 9680, 9845, 9930, 10740, 10923, 11814, 13240, 14320, 14520, 14564, 15752, 15888, 18205, 19690, 19860, 21480, 21659, 21846, 23628, 26480, 29040, 29128, 29535, 31504, 36410, 39380, 39720, 40051, 42960, 43318, 43692, 47256, 54615, 58256, 59070, 59249, 64977, 72820, 78760, 79440, 80102, 86636, 87384, 94512, 108295, 109230, 118140, 118498, 120153, 129954, 145640, 157520, 160204, 173272, 174768, 177747, 200255, 216590, 218460, 236280, 236996, 240306, 259908, 291280, 296245, 320408, 324885, 346544, 355494, 400510, 433180, 436920, 472560, 473992, 480612, 519816, 592490, 600765, 640816, 649770, 651739, 710988, 801020, 866360, 873840, 888735, 947984, 961224, 1039632, 1184980, 1201530, 1299540, 1303478, 1421976, 1602040, 1732720, 1777470, 1922448, 1955217, 2369960, 2403060, 2599080, 2606956, 2843952, 3204080, 3258695, 3554940, 3910434, 4739920, 4806120, 5198160, 5213912, 6517390, 7109880, 7169129, 7820868, 9612240, 9776085, 10427824, 13034780, 14219760, 14338258, 15641736, 19552170, 21507387, 26069560, 28676516, 31283472, 35845645, 39104340, 43014774, 52139120, 57353032, 71691290, 78208680, 86029548, 107536935, 114706064, 143382580, 156417360, 172059096, 215073870, 286765160, 344118192, 430147740, 573530320, 860295480, 1720590960]

約数ペア:

[(1, 1720590960), (2, 860295480), (3, 573530320), (4, 430147740), (5, 344118192), (6, 286765160), (8, 215073870), (10, 172059096), (11, 156417360), (12, 143382580), (15, 114706064), (16, 107536935), (20, 86029548), (22, 78208680), (24, 71691290), (30, 57353032), (33, 52139120), (40, 43014774), (44, 39104340), (48, 35845645), (55, 31283472), (60, 28676516), (66, 26069560), (80, 21507387), (88, 19552170), (110, 15641736), (120, 14338258), (121, 14219760), (132, 13034780), (165, 10427824), (176, 9776085), (179, 9612240), (220, 7820868), (240, 7169129), (242, 7109880), (264, 6517390), (330, 5213912), (331, 5198160), (358, 4806120), (363, 4739920), (440, 3910434), (484, 3554940), (528, 3258695), (537, 3204080), (605, 2843952), (660, 2606956), (662, 2599080), (716, 2403060), (726, 2369960), (880, 1955217), (895, 1922448), (968, 1777470), (993, 1732720), (1074, 1602040), (1210, 1421976), (1320, 1303478), (1324, 1299540), (1432, 1201530), (1452, 1184980), (1655, 1039632), (1790, 961224), (1815, 947984), (1936, 888735), (1969, 873840), (1986, 866360), (2148, 801020), (2420, 710988), (2640, 651739), (2648, 649770), (2685, 640816), (2864, 600765), (2904, 592490), (3310, 519816), (3580, 480612), (3630, 473992), (3641, 472560), (3938, 436920), (3972, 433180), (4296, 400510), (4840, 355494), (4965, 346544), (5296, 324885), (5370, 320408), (5808, 296245), (5907, 291280), (6620, 259908), (7160, 240306), (7260, 236996), (7282, 236280), (7876, 218460), (7944, 216590), (8592, 200255), (9680, 177747), (9845, 174768), (9930, 173272), (10740, 160204), (10923, 157520), (11814, 145640), (13240, 129954), (14320, 120153), (14520, 118498), (14564, 118140), (15752, 109230), (15888, 108295), (18205, 94512), (19690, 87384), (19860, 86636), (21480, 80102), (21659, 79440), (21846, 78760), (23628, 72820), (26480, 64977), (29040, 59249), (29128, 59070), (29535, 58256), (31504, 54615), (36410, 47256), (39380, 43692), (39720, 43318), (40051, 42960)]