409727520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 1485993600

約数和(自身を除く): 1076266080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 89, 90, 92, 96, 115, 120, 138, 139, 144, 160, 178, 180, 184, 207, 230, 240, 267, 276, 278, 288, 345, 356, 360, 368, 414, 417, 445, 460, 480, 534, 552, 556, 690, 695, 712, 720, 736, 801, 828, 834, 890, 920, 1035, 1068, 1104, 1112, 1251, 1335, 1380, 1390, 1424, 1440, 1602, 1656, 1668, 1780, 1840, 2047, 2070, 2085, 2136, 2208, 2224, 2502, 2670, 2760, 2780, 2848, 3197, 3204, 3312, 3336, 3560, 3680, 4005, 4094, 4140, 4170, 4272, 4448, 5004, 5340, 5520, 5560, 6141, 6255, 6394, 6408, 6624, 6672, 7120, 8010, 8188, 8280, 8340, 8544, 9591, 10008, 10235, 10680, 11040, 11120, 12282, 12371, 12510, 12788, 12816, 13344, 14240, 15985, 16020, 16376, 16560, 16680, 18423, 19182, 20016, 20470, 21360, 22240, 24564, 24742, 25020, 25576, 25632, 28773, 30705, 31970, 32040, 32752, 33120, 33360, 36846, 37113, 38364, 40032, 40940, 42720, 47955, 49128, 49484, 50040, 51152, 57546, 61410, 61855, 63940, 64080, 65504, 66720, 73692, 74226, 76728, 81880, 92115, 95910, 98256, 98968, 100080, 102304, 111339, 115092, 122820, 123710, 127880, 128160, 143865, 147384, 148452, 153456, 163760, 184230, 185565, 191820, 196512, 197936, 200160, 222678, 230184, 245640, 247420, 255760, 284533, 287730, 294768, 296904, 306912, 327520, 368460, 371130, 383640, 395872, 445356, 460368, 491280, 494840, 511520, 556695, 569066, 575460, 589536, 593808, 736920, 742260, 767280, 853599, 890712, 920736, 982560, 989680, 1113390, 1138132, 1150920, 1187616, 1422665, 1473840, 1484520, 1534560, 1707198, 1781424, 1979360, 2226780, 2276264, 2301840, 2560797, 2845330, 2947680, 2969040, 3414396, 3562848, 4267995, 4453560, 4552528, 4603680, 5121594, 5690660, 5938080, 6828792, 8535990, 8907120, 9105056, 10243188, 11381320, 12803985, 13657584, 17071980, 17814240, 20486376, 22762640, 25607970, 27315168, 34143960, 40972752, 45525280, 51215940, 68287920, 81945504, 102431880, 136575840, 204863760, 409727520]

約数ペア:

[(1, 409727520), (2, 204863760), (3, 136575840), (4, 102431880), (5, 81945504), (6, 68287920), (8, 51215940), (9, 45525280), (10, 40972752), (12, 34143960), (15, 27315168), (16, 25607970), (18, 22762640), (20, 20486376), (23, 17814240), (24, 17071980), (30, 13657584), (32, 12803985), (36, 11381320), (40, 10243188), (45, 9105056), (46, 8907120), (48, 8535990), (60, 6828792), (69, 5938080), (72, 5690660), (80, 5121594), (89, 4603680), (90, 4552528), (92, 4453560), (96, 4267995), (115, 3562848), (120, 3414396), (138, 2969040), (139, 2947680), (144, 2845330), (160, 2560797), (178, 2301840), (180, 2276264), (184, 2226780), (207, 1979360), (230, 1781424), (240, 1707198), (267, 1534560), (276, 1484520), (278, 1473840), (288, 1422665), (345, 1187616), (356, 1150920), (360, 1138132), (368, 1113390), (414, 989680), (417, 982560), (445, 920736), (460, 890712), (480, 853599), (534, 767280), (552, 742260), (556, 736920), (690, 593808), (695, 589536), (712, 575460), (720, 569066), (736, 556695), (801, 511520), (828, 494840), (834, 491280), (890, 460368), (920, 445356), (1035, 395872), (1068, 383640), (1104, 371130), (1112, 368460), (1251, 327520), (1335, 306912), (1380, 296904), (1390, 294768), (1424, 287730), (1440, 284533), (1602, 255760), (1656, 247420), (1668, 245640), (1780, 230184), (1840, 222678), (2047, 200160), (2070, 197936), (2085, 196512), (2136, 191820), (2208, 185565), (2224, 184230), (2502, 163760), (2670, 153456), (2760, 148452), (2780, 147384), (2848, 143865), (3197, 128160), (3204, 127880), (3312, 123710), (3336, 122820), (3560, 115092), (3680, 111339), (4005, 102304), (4094, 100080), (4140, 98968), (4170, 98256), (4272, 95910), (4448, 92115), (5004, 81880), (5340, 76728), (5520, 74226), (5560, 73692), (6141, 66720), (6255, 65504), (6394, 64080), (6408, 63940), (6624, 61855), (6672, 61410), (7120, 57546), (8010, 51152), (8188, 50040), (8280, 49484), (8340, 49128), (8544, 47955), (9591, 42720), (10008, 40940), (10235, 40032), (10680, 38364), (11040, 37113), (11120, 36846), (12282, 33360), (12371, 33120), (12510, 32752), (12788, 32040), (12816, 31970), (13344, 30705), (14240, 28773), (15985, 25632), (16020, 25576), (16376, 25020), (16560, 24742), (16680, 24564), (18423, 22240), (19182, 21360), (20016, 20470)]