421876728

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 256

約数和(自身を含む): 1462272000

約数和(自身を除く): 1040395272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 127, 156, 168, 169, 182, 189, 216, 234, 252, 254, 273, 312, 338, 351, 364, 378, 381, 468, 504, 507, 508, 546, 676, 702, 728, 756, 762, 819, 889, 936, 1014, 1016, 1092, 1143, 1183, 1352, 1404, 1512, 1521, 1524, 1638, 1651, 1778, 2028, 2184, 2197, 2286, 2366, 2457, 2667, 2808, 3042, 3048, 3276, 3302, 3429, 3549, 3556, 4056, 4394, 4563, 4572, 4732, 4914, 4953, 5334, 6084, 6552, 6591, 6604, 6858, 7098, 7112, 8001, 8788, 9126, 9144, 9464, 9828, 9906, 10647, 10668, 11557, 12168, 13182, 13208, 13716, 14196, 14859, 15379, 16002, 17576, 18252, 19656, 19773, 19812, 21294, 21336, 21463, 23114, 24003, 26364, 27432, 28392, 29718, 30758, 31941, 32004, 34671, 36504, 39546, 39624, 42588, 42926, 44577, 46137, 46228, 48006, 52728, 59319, 59436, 61516, 63882, 64008, 64389, 69342, 79092, 85176, 85852, 89154, 92274, 92456, 96012, 104013, 118638, 118872, 123032, 127764, 128778, 138411, 138684, 150241, 158184, 171704, 178308, 184548, 192024, 193167, 208026, 237276, 255528, 257556, 276822, 277368, 279019, 300482, 312039, 356616, 369096, 386334, 415233, 416052, 450723, 474552, 515112, 553644, 558038, 579501, 600964, 624078, 772668, 830466, 832104, 837057, 901446, 1107288, 1116076, 1159002, 1201928, 1248156, 1352169, 1545336, 1660932, 1674114, 1802892, 1953133, 2232152, 2318004, 2496312, 2511171, 2704338, 3321864, 3348228, 3605784, 3906266, 4056507, 4636008, 5022342, 5408676, 5859399, 6696456, 7533513, 7812532, 8113014, 10044684, 10817352, 11718798, 15067026, 15625064, 16226028, 17578197, 20089368, 23437596, 30134052, 32452056, 35156394, 46875192, 52734591, 60268104, 70312788, 105469182, 140625576, 210938364, 421876728]

約数ペア:

[(1, 421876728), (2, 210938364), (3, 140625576), (4, 105469182), (6, 70312788), (7, 60268104), (8, 52734591), (9, 46875192), (12, 35156394), (13, 32452056), (14, 30134052), (18, 23437596), (21, 20089368), (24, 17578197), (26, 16226028), (27, 15625064), (28, 15067026), (36, 11718798), (39, 10817352), (42, 10044684), (52, 8113014), (54, 7812532), (56, 7533513), (63, 6696456), (72, 5859399), (78, 5408676), (84, 5022342), (91, 4636008), (104, 4056507), (108, 3906266), (117, 3605784), (126, 3348228), (127, 3321864), (156, 2704338), (168, 2511171), (169, 2496312), (182, 2318004), (189, 2232152), (216, 1953133), (234, 1802892), (252, 1674114), (254, 1660932), (273, 1545336), (312, 1352169), (338, 1248156), (351, 1201928), (364, 1159002), (378, 1116076), (381, 1107288), (468, 901446), (504, 837057), (507, 832104), (508, 830466), (546, 772668), (676, 624078), (702, 600964), (728, 579501), (756, 558038), (762, 553644), (819, 515112), (889, 474552), (936, 450723), (1014, 416052), (1016, 415233), (1092, 386334), (1143, 369096), (1183, 356616), (1352, 312039), (1404, 300482), (1512, 279019), (1521, 277368), (1524, 276822), (1638, 257556), (1651, 255528), (1778, 237276), (2028, 208026), (2184, 193167), (2197, 192024), (2286, 184548), (2366, 178308), (2457, 171704), (2667, 158184), (2808, 150241), (3042, 138684), (3048, 138411), (3276, 128778), (3302, 127764), (3429, 123032), (3549, 118872), (3556, 118638), (4056, 104013), (4394, 96012), (4563, 92456), (4572, 92274), (4732, 89154), (4914, 85852), (4953, 85176), (5334, 79092), (6084, 69342), (6552, 64389), (6591, 64008), (6604, 63882), (6858, 61516), (7098, 59436), (7112, 59319), (8001, 52728), (8788, 48006), (9126, 46228), (9144, 46137), (9464, 44577), (9828, 42926), (9906, 42588), (10647, 39624), (10668, 39546), (11557, 36504), (12168, 34671), (13182, 32004), (13208, 31941), (13716, 30758), (14196, 29718), (14859, 28392), (15379, 27432), (16002, 26364), (17576, 24003), (18252, 23114), (19656, 21463), (19773, 21336), (19812, 21294)]