421301440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{521}}^1$

素因数の和:583

約数の個数: 168

約数和(自身を含む): 1212384672

約数和(自身を除く): 791083232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 361, 380, 448, 521, 532, 560, 608, 665, 722, 760, 1042, 1064, 1120, 1216, 1330, 1444, 1520, 1805, 2084, 2128, 2240, 2527, 2605, 2660, 2888, 3040, 3610, 3647, 4168, 4256, 5054, 5210, 5320, 5776, 6080, 7220, 7294, 8336, 8512, 9899, 10108, 10420, 10640, 11552, 12635, 14440, 14588, 16672, 18235, 19798, 20216, 20840, 21280, 23104, 25270, 28880, 29176, 33344, 36470, 39596, 40432, 41680, 42560, 49495, 50540, 57760, 58352, 69293, 72940, 79192, 80864, 83360, 98990, 101080, 115520, 116704, 138586, 145880, 158384, 161728, 166720, 188081, 197980, 202160, 233408, 277172, 291760, 316768, 346465, 376162, 395960, 404320, 554344, 583520, 633536, 692930, 752324, 791920, 808640, 940405, 1108688, 1167040, 1316567, 1385860, 1504648, 1583840, 1880810, 2217376, 2633134, 2771720, 3009296, 3167680, 3761620, 4434752, 5266268, 5543440, 6018592, 6582835, 7523240, 10532536, 11086880, 12037184, 13165670, 15046480, 21065072, 22173760, 26331340, 30092960, 42130144, 52662680, 60185920, 84260288, 105325360, 210650720, 421301440]

約数ペア:

[(1, 421301440), (2, 210650720), (4, 105325360), (5, 84260288), (7, 60185920), (8, 52662680), (10, 42130144), (14, 30092960), (16, 26331340), (19, 22173760), (20, 21065072), (28, 15046480), (32, 13165670), (35, 12037184), (38, 11086880), (40, 10532536), (56, 7523240), (64, 6582835), (70, 6018592), (76, 5543440), (80, 5266268), (95, 4434752), (112, 3761620), (133, 3167680), (140, 3009296), (152, 2771720), (160, 2633134), (190, 2217376), (224, 1880810), (266, 1583840), (280, 1504648), (304, 1385860), (320, 1316567), (361, 1167040), (380, 1108688), (448, 940405), (521, 808640), (532, 791920), (560, 752324), (608, 692930), (665, 633536), (722, 583520), (760, 554344), (1042, 404320), (1064, 395960), (1120, 376162), (1216, 346465), (1330, 316768), (1444, 291760), (1520, 277172), (1805, 233408), (2084, 202160), (2128, 197980), (2240, 188081), (2527, 166720), (2605, 161728), (2660, 158384), (2888, 145880), (3040, 138586), (3610, 116704), (3647, 115520), (4168, 101080), (4256, 98990), (5054, 83360), (5210, 80864), (5320, 79192), (5776, 72940), (6080, 69293), (7220, 58352), (7294, 57760), (8336, 50540), (8512, 49495), (9899, 42560), (10108, 41680), (10420, 40432), (10640, 39596), (11552, 36470), (12635, 33344), (14440, 29176), (14588, 28880), (16672, 25270), (18235, 23104), (19798, 21280), (20216, 20840)]