1395466240

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 224

約数和(自身を含む): 3975957504

約数和(自身を除く): 2580491264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 157, 160, 217, 224, 248, 256, 280, 310, 314, 320, 434, 448, 496, 512, 560, 620, 628, 640, 785, 868, 896, 992, 1024, 1085, 1099, 1120, 1240, 1256, 1280, 1570, 1736, 1792, 1984, 2048, 2170, 2198, 2240, 2480, 2512, 2560, 3140, 3472, 3584, 3968, 4096, 4340, 4396, 4480, 4867, 4960, 5024, 5120, 5495, 6280, 6944, 7168, 7936, 8192, 8680, 8792, 8960, 9734, 9920, 10048, 10240, 10990, 12560, 13888, 14336, 15872, 17360, 17584, 17920, 19468, 19840, 20096, 20480, 21980, 24335, 25120, 27776, 28672, 31744, 34069, 34720, 35168, 35840, 38936, 39680, 40192, 40960, 43960, 48670, 50240, 55552, 57344, 63488, 68138, 69440, 70336, 71680, 77872, 79360, 80384, 87920, 97340, 100480, 111104, 126976, 136276, 138880, 140672, 143360, 155744, 158720, 160768, 170345, 175840, 194680, 200960, 222208, 253952, 272552, 277760, 281344, 286720, 311488, 317440, 321536, 340690, 351680, 389360, 401920, 444416, 545104, 555520, 562688, 622976, 634880, 643072, 681380, 703360, 778720, 803840, 888832, 1090208, 1111040, 1125376, 1245952, 1269760, 1286144, 1362760, 1406720, 1557440, 1607680, 1777664, 2180416, 2222080, 2250752, 2491904, 2725520, 2813440, 3114880, 3215360, 4360832, 4444160, 4501504, 4983808, 5451040, 5626880, 6229760, 6430720, 8721664, 8888320, 9003008, 9967616, 10902080, 11253760, 12459520, 17443328, 19935232, 21804160, 22507520, 24919040, 34886656, 39870464, 43608320, 45015040, 49838080, 69773312, 87216640, 99676160, 139546624, 174433280, 199352320, 279093248, 348866560, 697733120, 1395466240]

約数ペア:

[(1, 1395466240), (2, 697733120), (4, 348866560), (5, 279093248), (7, 199352320), (8, 174433280), (10, 139546624), (14, 99676160), (16, 87216640), (20, 69773312), (28, 49838080), (31, 45015040), (32, 43608320), (35, 39870464), (40, 34886656), (56, 24919040), (62, 22507520), (64, 21804160), (70, 19935232), (80, 17443328), (112, 12459520), (124, 11253760), (128, 10902080), (140, 9967616), (155, 9003008), (157, 8888320), (160, 8721664), (217, 6430720), (224, 6229760), (248, 5626880), (256, 5451040), (280, 4983808), (310, 4501504), (314, 4444160), (320, 4360832), (434, 3215360), (448, 3114880), (496, 2813440), (512, 2725520), (560, 2491904), (620, 2250752), (628, 2222080), (640, 2180416), (785, 1777664), (868, 1607680), (896, 1557440), (992, 1406720), (1024, 1362760), (1085, 1286144), (1099, 1269760), (1120, 1245952), (1240, 1125376), (1256, 1111040), (1280, 1090208), (1570, 888832), (1736, 803840), (1792, 778720), (1984, 703360), (2048, 681380), (2170, 643072), (2198, 634880), (2240, 622976), (2480, 562688), (2512, 555520), (2560, 545104), (3140, 444416), (3472, 401920), (3584, 389360), (3968, 351680), (4096, 340690), (4340, 321536), (4396, 317440), (4480, 311488), (4867, 286720), (4960, 281344), (5024, 277760), (5120, 272552), (5495, 253952), (6280, 222208), (6944, 200960), (7168, 194680), (7936, 175840), (8192, 170345), (8680, 160768), (8792, 158720), (8960, 155744), (9734, 143360), (9920, 140672), (10048, 138880), (10240, 136276), (10990, 126976), (12560, 111104), (13888, 100480), (14336, 97340), (15872, 87920), (17360, 80384), (17584, 79360), (17920, 77872), (19468, 71680), (19840, 70336), (20096, 69440), (20480, 68138), (21980, 63488), (24335, 57344), (25120, 55552), (27776, 50240), (28672, 48670), (31744, 43960), (34069, 40960), (34720, 40192), (35168, 39680), (35840, 38936)]