505890240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:331

約数の個数: 224

約数和(自身を含む): 1685422080

約数和(自身を除く): 1179531840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 89, 93, 96, 120, 124, 155, 160, 178, 186, 191, 192, 240, 248, 267, 310, 320, 356, 372, 382, 445, 465, 480, 496, 534, 573, 620, 712, 744, 764, 890, 930, 955, 960, 992, 1068, 1146, 1240, 1335, 1424, 1488, 1528, 1780, 1860, 1910, 1984, 2136, 2292, 2480, 2670, 2759, 2848, 2865, 2976, 3056, 3560, 3720, 3820, 4272, 4584, 4960, 5340, 5518, 5696, 5730, 5921, 5952, 6112, 7120, 7440, 7640, 8277, 8544, 9168, 9920, 10680, 11036, 11460, 11842, 12224, 13795, 14240, 14880, 15280, 16554, 16999, 17088, 17763, 18336, 21360, 22072, 22920, 23684, 27590, 28480, 29605, 29760, 30560, 33108, 33998, 35526, 36672, 41385, 42720, 44144, 45840, 47368, 50997, 55180, 59210, 61120, 66216, 67996, 71052, 82770, 84995, 85440, 88288, 88815, 91680, 94736, 101994, 110360, 118420, 132432, 135992, 142104, 165540, 169990, 176576, 177630, 183360, 189472, 203988, 220720, 236840, 254985, 264864, 271984, 284208, 331080, 339980, 355260, 378944, 407976, 441440, 473680, 509970, 526969, 529728, 543968, 568416, 662160, 679960, 710520, 815952, 882880, 947360, 1019940, 1053938, 1087936, 1136832, 1324320, 1359920, 1421040, 1580907, 1631904, 1894720, 2039880, 2107876, 2634845, 2648640, 2719840, 2842080, 3161814, 3263808, 4079760, 4215752, 5269690, 5439680, 5684160, 6323628, 7904535, 8159520, 8431504, 10539380, 12647256, 15809070, 16319040, 16863008, 21078760, 25294512, 31618140, 33726016, 42157520, 50589024, 63236280, 84315040, 101178048, 126472560, 168630080, 252945120, 505890240]

約数ペア:

[(1, 505890240), (2, 252945120), (3, 168630080), (4, 126472560), (5, 101178048), (6, 84315040), (8, 63236280), (10, 50589024), (12, 42157520), (15, 33726016), (16, 31618140), (20, 25294512), (24, 21078760), (30, 16863008), (31, 16319040), (32, 15809070), (40, 12647256), (48, 10539380), (60, 8431504), (62, 8159520), (64, 7904535), (80, 6323628), (89, 5684160), (93, 5439680), (96, 5269690), (120, 4215752), (124, 4079760), (155, 3263808), (160, 3161814), (178, 2842080), (186, 2719840), (191, 2648640), (192, 2634845), (240, 2107876), (248, 2039880), (267, 1894720), (310, 1631904), (320, 1580907), (356, 1421040), (372, 1359920), (382, 1324320), (445, 1136832), (465, 1087936), (480, 1053938), (496, 1019940), (534, 947360), (573, 882880), (620, 815952), (712, 710520), (744, 679960), (764, 662160), (890, 568416), (930, 543968), (955, 529728), (960, 526969), (992, 509970), (1068, 473680), (1146, 441440), (1240, 407976), (1335, 378944), (1424, 355260), (1488, 339980), (1528, 331080), (1780, 284208), (1860, 271984), (1910, 264864), (1984, 254985), (2136, 236840), (2292, 220720), (2480, 203988), (2670, 189472), (2759, 183360), (2848, 177630), (2865, 176576), (2976, 169990), (3056, 165540), (3560, 142104), (3720, 135992), (3820, 132432), (4272, 118420), (4584, 110360), (4960, 101994), (5340, 94736), (5518, 91680), (5696, 88815), (5730, 88288), (5921, 85440), (5952, 84995), (6112, 82770), (7120, 71052), (7440, 67996), (7640, 66216), (8277, 61120), (8544, 59210), (9168, 55180), (9920, 50997), (10680, 47368), (11036, 45840), (11460, 44144), (11842, 42720), (12224, 41385), (13795, 36672), (14240, 35526), (14880, 33998), (15280, 33108), (16554, 30560), (16999, 29760), (17088, 29605), (17763, 28480), (18336, 27590), (21360, 23684), (22072, 22920)]