641161920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1407

約数の個数: 224

約数和(自身を含む): 2360176128

約数和(自身を除く): 1719014208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 420, 438, 448, 480, 511, 560, 584, 672, 730, 840, 876, 960, 1022, 1095, 1120, 1168, 1307, 1344, 1460, 1533, 1680, 1752, 2044, 2190, 2240, 2336, 2555, 2614, 2920, 3066, 3360, 3504, 3921, 4088, 4380, 4672, 5110, 5228, 5840, 6132, 6535, 6720, 7008, 7665, 7842, 8176, 8760, 9149, 10220, 10456, 11680, 12264, 13070, 14016, 15330, 15684, 16352, 17520, 18298, 19605, 20440, 20912, 23360, 24528, 26140, 27447, 30660, 31368, 32704, 35040, 36596, 39210, 40880, 41824, 45745, 49056, 52280, 54894, 61320, 62736, 70080, 73192, 78420, 81760, 83648, 91490, 95411, 98112, 104560, 109788, 122640, 125472, 137235, 146384, 156840, 163520, 182980, 190822, 209120, 219576, 245280, 250944, 274470, 286233, 292768, 313680, 365960, 381644, 418240, 439152, 477055, 490560, 548940, 572466, 585536, 627360, 667877, 731920, 763288, 878304, 954110, 1097880, 1144932, 1254720, 1335754, 1431165, 1463840, 1526576, 1756608, 1908220, 2003631, 2195760, 2289864, 2671508, 2862330, 2927680, 3053152, 3339385, 3816440, 4007262, 4391520, 4579728, 5343016, 5724660, 6106304, 6678770, 7632880, 8014524, 8783040, 9159456, 10018155, 10686032, 11449320, 13357540, 15265760, 16029048, 18318912, 20036310, 21372064, 22898640, 26715080, 30531520, 32058096, 40072620, 42744128, 45797280, 53430160, 64116192, 80145240, 91594560, 106860320, 128232384, 160290480, 213720640, 320580960, 641161920]

約数ペア:

[(1, 641161920), (2, 320580960), (3, 213720640), (4, 160290480), (5, 128232384), (6, 106860320), (7, 91594560), (8, 80145240), (10, 64116192), (12, 53430160), (14, 45797280), (15, 42744128), (16, 40072620), (20, 32058096), (21, 30531520), (24, 26715080), (28, 22898640), (30, 21372064), (32, 20036310), (35, 18318912), (40, 16029048), (42, 15265760), (48, 13357540), (56, 11449320), (60, 10686032), (64, 10018155), (70, 9159456), (73, 8783040), (80, 8014524), (84, 7632880), (96, 6678770), (105, 6106304), (112, 5724660), (120, 5343016), (140, 4579728), (146, 4391520), (160, 4007262), (168, 3816440), (192, 3339385), (210, 3053152), (219, 2927680), (224, 2862330), (240, 2671508), (280, 2289864), (292, 2195760), (320, 2003631), (336, 1908220), (365, 1756608), (420, 1526576), (438, 1463840), (448, 1431165), (480, 1335754), (511, 1254720), (560, 1144932), (584, 1097880), (672, 954110), (730, 878304), (840, 763288), (876, 731920), (960, 667877), (1022, 627360), (1095, 585536), (1120, 572466), (1168, 548940), (1307, 490560), (1344, 477055), (1460, 439152), (1533, 418240), (1680, 381644), (1752, 365960), (2044, 313680), (2190, 292768), (2240, 286233), (2336, 274470), (2555, 250944), (2614, 245280), (2920, 219576), (3066, 209120), (3360, 190822), (3504, 182980), (3921, 163520), (4088, 156840), (4380, 146384), (4672, 137235), (5110, 125472), (5228, 122640), (5840, 109788), (6132, 104560), (6535, 98112), (6720, 95411), (7008, 91490), (7665, 83648), (7842, 81760), (8176, 78420), (8760, 73192), (9149, 70080), (10220, 62736), (10456, 61320), (11680, 54894), (12264, 52280), (13070, 49056), (14016, 45745), (15330, 41824), (15684, 40880), (16352, 39210), (17520, 36596), (18298, 35040), (19605, 32704), (20440, 31368), (20912, 30660), (23360, 27447), (24528, 26140)]