1345707520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{547}}^1$

素因数の和:632

約数の個数: 120

約数和(自身を含む): 3340078632

約数和(自身を除く): 1994371112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 547, 620, 640, 961, 992, 1094, 1240, 1280, 1922, 1984, 2188, 2480, 2560, 2735, 3844, 3968, 4376, 4805, 4960, 5470, 7688, 7936, 8752, 9610, 9920, 10940, 15376, 15872, 16957, 17504, 19220, 19840, 21880, 30752, 33914, 35008, 38440, 39680, 43760, 61504, 67828, 70016, 76880, 79360, 84785, 87520, 123008, 135656, 140032, 153760, 169570, 175040, 246016, 271312, 280064, 307520, 339140, 350080, 492032, 525667, 542624, 615040, 678280, 700160, 1051334, 1085248, 1230080, 1356560, 1400320, 2102668, 2170496, 2460160, 2628335, 2713120, 4205336, 4340992, 5256670, 5426240, 8410672, 8681984, 10513340, 10852480, 16821344, 21026680, 21704960, 33642688, 42053360, 43409920, 67285376, 84106720, 134570752, 168213440, 269141504, 336426880, 672853760, 1345707520]

約数ペア:

[(1, 1345707520), (2, 672853760), (4, 336426880), (5, 269141504), (8, 168213440), (10, 134570752), (16, 84106720), (20, 67285376), (31, 43409920), (32, 42053360), (40, 33642688), (62, 21704960), (64, 21026680), (80, 16821344), (124, 10852480), (128, 10513340), (155, 8681984), (160, 8410672), (248, 5426240), (256, 5256670), (310, 4340992), (320, 4205336), (496, 2713120), (512, 2628335), (547, 2460160), (620, 2170496), (640, 2102668), (961, 1400320), (992, 1356560), (1094, 1230080), (1240, 1085248), (1280, 1051334), (1922, 700160), (1984, 678280), (2188, 615040), (2480, 542624), (2560, 525667), (2735, 492032), (3844, 350080), (3968, 339140), (4376, 307520), (4805, 280064), (4960, 271312), (5470, 246016), (7688, 175040), (7936, 169570), (8752, 153760), (9610, 140032), (9920, 135656), (10940, 123008), (15376, 87520), (15872, 84785), (16957, 79360), (17504, 76880), (19220, 70016), (19840, 67828), (21880, 61504), (30752, 43760), (33914, 39680), (35008, 38440)]