742730240

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 240

約数和(自身を含む): 2149576704

約数和(自身を除く): 1406846464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 191, 196, 217, 224, 245, 248, 256, 280, 310, 320, 382, 392, 434, 448, 490, 496, 512, 560, 620, 640, 764, 784, 868, 896, 955, 980, 992, 1085, 1120, 1240, 1280, 1337, 1519, 1528, 1568, 1736, 1792, 1910, 1960, 1984, 2170, 2240, 2480, 2560, 2674, 3038, 3056, 3136, 3472, 3584, 3820, 3920, 3968, 4340, 4480, 4960, 5348, 5921, 6076, 6112, 6272, 6685, 6944, 7595, 7640, 7840, 7936, 8680, 8960, 9359, 9920, 10696, 11842, 12152, 12224, 12544, 13370, 13888, 15190, 15280, 15680, 15872, 17360, 17920, 18718, 19840, 21392, 23684, 24304, 24448, 25088, 26740, 27776, 29605, 30380, 30560, 31360, 34720, 37436, 39680, 41447, 42784, 46795, 47368, 48608, 48896, 53480, 55552, 59210, 60760, 61120, 62720, 69440, 74872, 79360, 82894, 85568, 93590, 94736, 97216, 97792, 106960, 111104, 118420, 121520, 122240, 125440, 138880, 149744, 165788, 171136, 187180, 189472, 194432, 207235, 213920, 236840, 243040, 244480, 277760, 290129, 299488, 331576, 342272, 374360, 378944, 388864, 414470, 427840, 473680, 486080, 488960, 555520, 580258, 598976, 663152, 684544, 748720, 757888, 777728, 828940, 855680, 947360, 972160, 1160516, 1197952, 1326304, 1450645, 1497440, 1515776, 1657880, 1711360, 1894720, 1944320, 2321032, 2395904, 2652608, 2901290, 2994880, 3031552, 3315760, 3422720, 3789440, 3888640, 4642064, 4791808, 5305216, 5802580, 5989760, 6631520, 7578880, 9284128, 10610432, 11605160, 11979520, 13263040, 15157760, 18568256, 21220864, 23210320, 23959040, 26526080, 37136512, 46420640, 53052160, 74273024, 92841280, 106104320, 148546048, 185682560, 371365120, 742730240]

約数ペア:

[(1, 742730240), (2, 371365120), (4, 185682560), (5, 148546048), (7, 106104320), (8, 92841280), (10, 74273024), (14, 53052160), (16, 46420640), (20, 37136512), (28, 26526080), (31, 23959040), (32, 23210320), (35, 21220864), (40, 18568256), (49, 15157760), (56, 13263040), (62, 11979520), (64, 11605160), (70, 10610432), (80, 9284128), (98, 7578880), (112, 6631520), (124, 5989760), (128, 5802580), (140, 5305216), (155, 4791808), (160, 4642064), (191, 3888640), (196, 3789440), (217, 3422720), (224, 3315760), (245, 3031552), (248, 2994880), (256, 2901290), (280, 2652608), (310, 2395904), (320, 2321032), (382, 1944320), (392, 1894720), (434, 1711360), (448, 1657880), (490, 1515776), (496, 1497440), (512, 1450645), (560, 1326304), (620, 1197952), (640, 1160516), (764, 972160), (784, 947360), (868, 855680), (896, 828940), (955, 777728), (980, 757888), (992, 748720), (1085, 684544), (1120, 663152), (1240, 598976), (1280, 580258), (1337, 555520), (1519, 488960), (1528, 486080), (1568, 473680), (1736, 427840), (1792, 414470), (1910, 388864), (1960, 378944), (1984, 374360), (2170, 342272), (2240, 331576), (2480, 299488), (2560, 290129), (2674, 277760), (3038, 244480), (3056, 243040), (3136, 236840), (3472, 213920), (3584, 207235), (3820, 194432), (3920, 189472), (3968, 187180), (4340, 171136), (4480, 165788), (4960, 149744), (5348, 138880), (5921, 125440), (6076, 122240), (6112, 121520), (6272, 118420), (6685, 111104), (6944, 106960), (7595, 97792), (7640, 97216), (7840, 94736), (7936, 93590), (8680, 85568), (8960, 82894), (9359, 79360), (9920, 74872), (10696, 69440), (11842, 62720), (12152, 61120), (12224, 60760), (12544, 59210), (13370, 55552), (13888, 53480), (15190, 48896), (15280, 48608), (15680, 47368), (15872, 46795), (17360, 42784), (17920, 41447), (18718, 39680), (19840, 37436), (21392, 34720), (23684, 31360), (24304, 30560), (24448, 30380), (25088, 29605), (26740, 27776)]