1902128640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 240

約数和(自身を含む): 6467144112

約数和(自身を除く): 4565015472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 289, 320, 340, 384, 408, 480, 510, 512, 544, 578, 640, 680, 768, 816, 857, 867, 960, 1020, 1088, 1156, 1280, 1360, 1445, 1536, 1632, 1714, 1734, 1920, 2040, 2176, 2312, 2560, 2571, 2720, 2890, 3264, 3428, 3468, 3840, 4080, 4285, 4335, 4352, 4624, 5142, 5440, 5780, 6528, 6856, 6936, 7680, 8160, 8570, 8670, 8704, 9248, 10284, 10880, 11560, 12855, 13056, 13712, 13872, 14569, 16320, 17140, 17340, 18496, 20568, 21760, 23120, 25710, 26112, 27424, 27744, 29138, 32640, 34280, 34680, 36992, 41136, 43520, 43707, 46240, 51420, 54848, 55488, 58276, 65280, 68560, 69360, 72845, 73984, 82272, 87414, 92480, 102840, 109696, 110976, 116552, 130560, 137120, 138720, 145690, 147968, 164544, 174828, 184960, 205680, 218535, 219392, 221952, 233104, 247673, 274240, 277440, 291380, 329088, 349656, 369920, 411360, 437070, 438784, 443904, 466208, 495346, 548480, 554880, 582760, 658176, 699312, 739840, 743019, 822720, 874140, 932416, 990692, 1096960, 1109760, 1165520, 1238365, 1316352, 1398624, 1486038, 1645440, 1748280, 1864832, 1981384, 2193920, 2219520, 2331040, 2476730, 2797248, 2972076, 3290880, 3496560, 3715095, 3729664, 3962768, 4662080, 4953460, 5594496, 5944152, 6581760, 6993120, 7430190, 7459328, 7925536, 9324160, 9906920, 11188992, 11888304, 13986240, 14860380, 15851072, 18648320, 19813840, 22377984, 23776608, 27972480, 29720760, 31702144, 37296640, 39627680, 47553216, 55944960, 59441520, 63404288, 79255360, 95106432, 111889920, 118883040, 126808576, 158510720, 190212864, 237766080, 317021440, 380425728, 475532160, 634042880, 951064320, 1902128640]

約数ペア:

[(1, 1902128640), (2, 951064320), (3, 634042880), (4, 475532160), (5, 380425728), (6, 317021440), (8, 237766080), (10, 190212864), (12, 158510720), (15, 126808576), (16, 118883040), (17, 111889920), (20, 95106432), (24, 79255360), (30, 63404288), (32, 59441520), (34, 55944960), (40, 47553216), (48, 39627680), (51, 37296640), (60, 31702144), (64, 29720760), (68, 27972480), (80, 23776608), (85, 22377984), (96, 19813840), (102, 18648320), (120, 15851072), (128, 14860380), (136, 13986240), (160, 11888304), (170, 11188992), (192, 9906920), (204, 9324160), (240, 7925536), (255, 7459328), (256, 7430190), (272, 6993120), (289, 6581760), (320, 5944152), (340, 5594496), (384, 4953460), (408, 4662080), (480, 3962768), (510, 3729664), (512, 3715095), (544, 3496560), (578, 3290880), (640, 2972076), (680, 2797248), (768, 2476730), (816, 2331040), (857, 2219520), (867, 2193920), (960, 1981384), (1020, 1864832), (1088, 1748280), (1156, 1645440), (1280, 1486038), (1360, 1398624), (1445, 1316352), (1536, 1238365), (1632, 1165520), (1714, 1109760), (1734, 1096960), (1920, 990692), (2040, 932416), (2176, 874140), (2312, 822720), (2560, 743019), (2571, 739840), (2720, 699312), (2890, 658176), (3264, 582760), (3428, 554880), (3468, 548480), (3840, 495346), (4080, 466208), (4285, 443904), (4335, 438784), (4352, 437070), (4624, 411360), (5142, 369920), (5440, 349656), (5780, 329088), (6528, 291380), (6856, 277440), (6936, 274240), (7680, 247673), (8160, 233104), (8570, 221952), (8670, 219392), (8704, 218535), (9248, 205680), (10284, 184960), (10880, 174828), (11560, 164544), (12855, 147968), (13056, 145690), (13712, 138720), (13872, 137120), (14569, 130560), (16320, 116552), (17140, 110976), (17340, 109696), (18496, 102840), (20568, 92480), (21760, 87414), (23120, 82272), (25710, 73984), (26112, 72845), (27424, 69360), (27744, 68560), (29138, 65280), (32640, 58276), (34280, 55488), (34680, 54848), (36992, 51420), (41136, 46240), (43520, 43707)]