399162240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 288

約数和(自身を含む): 1451890440

約数和(自身を除く): 1052728200

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, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 131, 138, 144, 160, 180, 184, 192, 207, 230, 240, 262, 276, 288, 320, 345, 360, 368, 384, 393, 414, 460, 480, 524, 529, 552, 576, 640, 655, 690, 720, 736, 786, 828, 920, 960, 1035, 1048, 1058, 1104, 1152, 1179, 1310, 1380, 1440, 1472, 1572, 1587, 1656, 1840, 1920, 1965, 2070, 2096, 2116, 2208, 2358, 2620, 2645, 2760, 2880, 2944, 3013, 3144, 3174, 3312, 3680, 3930, 4140, 4192, 4232, 4416, 4716, 4761, 5240, 5290, 5520, 5760, 5895, 6026, 6288, 6348, 6624, 7360, 7860, 7935, 8280, 8384, 8464, 8832, 9039, 9432, 9522, 10480, 10580, 11040, 11790, 12052, 12576, 12696, 13248, 14720, 15065, 15720, 15870, 16560, 16768, 16928, 18078, 18864, 19044, 20960, 21160, 22080, 23580, 23805, 24104, 25152, 25392, 26496, 27117, 30130, 31440, 31740, 33120, 33856, 36156, 37728, 38088, 41920, 42320, 44160, 45195, 47160, 47610, 48208, 50304, 50784, 54234, 60260, 62880, 63480, 66240, 67712, 69299, 72312, 75456, 76176, 83840, 84640, 90390, 94320, 95220, 96416, 101568, 108468, 120520, 125760, 126960, 132480, 135585, 138598, 144624, 150912, 152352, 169280, 180780, 188640, 190440, 192832, 203136, 207897, 216936, 241040, 251520, 253920, 271170, 277196, 289248, 304704, 338560, 346495, 361560, 377280, 380880, 385664, 415794, 433872, 482080, 507840, 542340, 554392, 578496, 609408, 623691, 692990, 723120, 754560, 761760, 831588, 867744, 964160, 1015680, 1039485, 1084680, 1108784, 1156992, 1247382, 1385980, 1446240, 1523520, 1663176, 1735488, 1928320, 2078970, 2169360, 2217568, 2494764, 2771960, 2892480, 3047040, 3118455, 3326352, 3470976, 4157940, 4338720, 4435136, 4989528, 5543920, 5784960, 6236910, 6652704, 8315880, 8677440, 8870272, 9979056, 11087840, 12473820, 13305408, 16631760, 17354880, 19958112, 22175680, 24947640, 26610816, 33263520, 39916224, 44351360, 49895280, 66527040, 79832448, 99790560, 133054080, 199581120, 399162240]

約数ペア:

[(1, 399162240), (2, 199581120), (3, 133054080), (4, 99790560), (5, 79832448), (6, 66527040), (8, 49895280), (9, 44351360), (10, 39916224), (12, 33263520), (15, 26610816), (16, 24947640), (18, 22175680), (20, 19958112), (23, 17354880), (24, 16631760), (30, 13305408), (32, 12473820), (36, 11087840), (40, 9979056), (45, 8870272), (46, 8677440), (48, 8315880), (60, 6652704), (64, 6236910), (69, 5784960), (72, 5543920), (80, 4989528), (90, 4435136), (92, 4338720), (96, 4157940), (115, 3470976), (120, 3326352), (128, 3118455), (131, 3047040), (138, 2892480), (144, 2771960), (160, 2494764), (180, 2217568), (184, 2169360), (192, 2078970), (207, 1928320), (230, 1735488), (240, 1663176), (262, 1523520), (276, 1446240), (288, 1385980), (320, 1247382), (345, 1156992), (360, 1108784), (368, 1084680), (384, 1039485), (393, 1015680), (414, 964160), (460, 867744), (480, 831588), (524, 761760), (529, 754560), (552, 723120), (576, 692990), (640, 623691), (655, 609408), (690, 578496), (720, 554392), (736, 542340), (786, 507840), (828, 482080), (920, 433872), (960, 415794), (1035, 385664), (1048, 380880), (1058, 377280), (1104, 361560), (1152, 346495), (1179, 338560), (1310, 304704), (1380, 289248), (1440, 277196), (1472, 271170), (1572, 253920), (1587, 251520), (1656, 241040), (1840, 216936), (1920, 207897), (1965, 203136), (2070, 192832), (2096, 190440), (2116, 188640), (2208, 180780), (2358, 169280), (2620, 152352), (2645, 150912), (2760, 144624), (2880, 138598), (2944, 135585), (3013, 132480), (3144, 126960), (3174, 125760), (3312, 120520), (3680, 108468), (3930, 101568), (4140, 96416), (4192, 95220), (4232, 94320), (4416, 90390), (4716, 84640), (4761, 83840), (5240, 76176), (5290, 75456), (5520, 72312), (5760, 69299), (5895, 67712), (6026, 66240), (6288, 63480), (6348, 62880), (6624, 60260), (7360, 54234), (7860, 50784), (7935, 50304), (8280, 48208), (8384, 47610), (8464, 47160), (8832, 45195), (9039, 44160), (9432, 42320), (9522, 41920), (10480, 38088), (10580, 37728), (11040, 36156), (11790, 33856), (12052, 33120), (12576, 31740), (12696, 31440), (13248, 30130), (14720, 27117), (15065, 26496), (15720, 25392), (15870, 25152), (16560, 24104), (16768, 23805), (16928, 23580), (18078, 22080), (18864, 21160), (19044, 20960)]