645830640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9857}}^1$

素因数の和:9896

約数の個数: 240

約数和(自身を含む): 2669704128

約数和(自身を除く): 2023873488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 9857, 10920, 13104, 16380, 19714, 21840, 29571, 32760, 39428, 49285, 59142, 65520, 68999, 78856, 88713, 98570, 118284, 128141, 137998, 147855, 157712, 177426, 197140, 206997, 236568, 256282, 275996, 295710, 344995, 354852, 384423, 394280, 413994, 443565, 473136, 512564, 551992, 591420, 620991, 640705, 689990, 709704, 768846, 788560, 827988, 887130, 896987, 1025128, 1034985, 1103984, 1153269, 1182840, 1241982, 1281410, 1379980, 1419408, 1537692, 1655976, 1774260, 1793974, 1922115, 2050256, 2069970, 2306538, 2365680, 2483964, 2562820, 2690961, 2759960, 3075384, 3104955, 3311952, 3548520, 3587948, 3844230, 4139940, 4484935, 4613076, 4967928, 5125640, 5381922, 5519920, 5766345, 6150768, 6209910, 7097040, 7175896, 7688460, 8072883, 8279880, 8969870, 9226152, 9935856, 10251280, 10763844, 11532690, 12419820, 13454805, 14351792, 15376920, 16145766, 16559760, 17939740, 18452304, 21527688, 23065380, 24839640, 26909610, 30753840, 32291532, 35879480, 40364415, 43055376, 46130760, 49679280, 53819220, 64583064, 71758960, 80728830, 92261520, 107638440, 129166128, 161457660, 215276880, 322915320, 645830640]

約数ペア:

[(1, 645830640), (2, 322915320), (3, 215276880), (4, 161457660), (5, 129166128), (6, 107638440), (7, 92261520), (8, 80728830), (9, 71758960), (10, 64583064), (12, 53819220), (13, 49679280), (14, 46130760), (15, 43055376), (16, 40364415), (18, 35879480), (20, 32291532), (21, 30753840), (24, 26909610), (26, 24839640), (28, 23065380), (30, 21527688), (35, 18452304), (36, 17939740), (39, 16559760), (40, 16145766), (42, 15376920), (45, 14351792), (48, 13454805), (52, 12419820), (56, 11532690), (60, 10763844), (63, 10251280), (65, 9935856), (70, 9226152), (72, 8969870), (78, 8279880), (80, 8072883), (84, 7688460), (90, 7175896), (91, 7097040), (104, 6209910), (105, 6150768), (112, 5766345), (117, 5519920), (120, 5381922), (126, 5125640), (130, 4967928), (140, 4613076), (144, 4484935), (156, 4139940), (168, 3844230), (180, 3587948), (182, 3548520), (195, 3311952), (208, 3104955), (210, 3075384), (234, 2759960), (240, 2690961), (252, 2562820), (260, 2483964), (273, 2365680), (280, 2306538), (312, 2069970), (315, 2050256), (336, 1922115), (360, 1793974), (364, 1774260), (390, 1655976), (420, 1537692), (455, 1419408), (468, 1379980), (504, 1281410), (520, 1241982), (546, 1182840), (560, 1153269), (585, 1103984), (624, 1034985), (630, 1025128), (720, 896987), (728, 887130), (780, 827988), (819, 788560), (840, 768846), (910, 709704), (936, 689990), (1008, 640705), (1040, 620991), (1092, 591420), (1170, 551992), (1260, 512564), (1365, 473136), (1456, 443565), (1560, 413994), (1638, 394280), (1680, 384423), (1820, 354852), (1872, 344995), (2184, 295710), (2340, 275996), (2520, 256282), (2730, 236568), (3120, 206997), (3276, 197140), (3640, 177426), (4095, 157712), (4368, 147855), (4680, 137998), (5040, 128141), (5460, 118284), (6552, 98570), (7280, 88713), (8190, 78856), (9360, 68999), (9857, 65520), (10920, 59142), (13104, 49285), (16380, 39428), (19714, 32760), (21840, 29571)]