238542720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:557

約数の個数: 256

約数和(自身を含む): 863654400

約数和(自身を除く): 625111680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 503, 520, 570, 608, 624, 640, 741, 760, 780, 832, 912, 960, 988, 1006, 1040, 1140, 1216, 1235, 1248, 1482, 1509, 1520, 1560, 1664, 1824, 1920, 1976, 2012, 2080, 2280, 2432, 2470, 2496, 2515, 2964, 3018, 3040, 3120, 3648, 3705, 3952, 4024, 4160, 4560, 4940, 4992, 5030, 5928, 6036, 6080, 6240, 6539, 7296, 7410, 7545, 7904, 8048, 8320, 9120, 9557, 9880, 10060, 11856, 12072, 12160, 12480, 13078, 14820, 15090, 15808, 16096, 18240, 19114, 19617, 19760, 20120, 23712, 24144, 24960, 26156, 28671, 29640, 30180, 31616, 32192, 32695, 36480, 38228, 39234, 39520, 40240, 47424, 47785, 48288, 52312, 57342, 59280, 60360, 64384, 65390, 76456, 78468, 79040, 80480, 94848, 95570, 96576, 98085, 104624, 114684, 118560, 120720, 124241, 130780, 143355, 152912, 156936, 158080, 160960, 191140, 193152, 196170, 209248, 229368, 237120, 241440, 248482, 261560, 286710, 305824, 313872, 321920, 372723, 382280, 392340, 418496, 458736, 474240, 482880, 496964, 523120, 573420, 611648, 621205, 627744, 745446, 764560, 784680, 836992, 917472, 965760, 993928, 1046240, 1146840, 1223296, 1242410, 1255488, 1490892, 1529120, 1569360, 1834944, 1863615, 1987856, 2092480, 2293680, 2484820, 2510976, 2981784, 3058240, 3138720, 3669888, 3727230, 3975712, 4184960, 4587360, 4969640, 5963568, 6116480, 6277440, 7454460, 7951424, 9174720, 9939280, 11927136, 12554880, 14908920, 15902848, 18349440, 19878560, 23854272, 29817840, 39757120, 47708544, 59635680, 79514240, 119271360, 238542720]

約数ペア:

[(1, 238542720), (2, 119271360), (3, 79514240), (4, 59635680), (5, 47708544), (6, 39757120), (8, 29817840), (10, 23854272), (12, 19878560), (13, 18349440), (15, 15902848), (16, 14908920), (19, 12554880), (20, 11927136), (24, 9939280), (26, 9174720), (30, 7951424), (32, 7454460), (38, 6277440), (39, 6116480), (40, 5963568), (48, 4969640), (52, 4587360), (57, 4184960), (60, 3975712), (64, 3727230), (65, 3669888), (76, 3138720), (78, 3058240), (80, 2981784), (95, 2510976), (96, 2484820), (104, 2293680), (114, 2092480), (120, 1987856), (128, 1863615), (130, 1834944), (152, 1569360), (156, 1529120), (160, 1490892), (190, 1255488), (192, 1242410), (195, 1223296), (208, 1146840), (228, 1046240), (240, 993928), (247, 965760), (260, 917472), (285, 836992), (304, 784680), (312, 764560), (320, 745446), (380, 627744), (384, 621205), (390, 611648), (416, 573420), (456, 523120), (480, 496964), (494, 482880), (503, 474240), (520, 458736), (570, 418496), (608, 392340), (624, 382280), (640, 372723), (741, 321920), (760, 313872), (780, 305824), (832, 286710), (912, 261560), (960, 248482), (988, 241440), (1006, 237120), (1040, 229368), (1140, 209248), (1216, 196170), (1235, 193152), (1248, 191140), (1482, 160960), (1509, 158080), (1520, 156936), (1560, 152912), (1664, 143355), (1824, 130780), (1920, 124241), (1976, 120720), (2012, 118560), (2080, 114684), (2280, 104624), (2432, 98085), (2470, 96576), (2496, 95570), (2515, 94848), (2964, 80480), (3018, 79040), (3040, 78468), (3120, 76456), (3648, 65390), (3705, 64384), (3952, 60360), (4024, 59280), (4160, 57342), (4560, 52312), (4940, 48288), (4992, 47785), (5030, 47424), (5928, 40240), (6036, 39520), (6080, 39234), (6240, 38228), (6539, 36480), (7296, 32695), (7410, 32192), (7545, 31616), (7904, 30180), (8048, 29640), (8320, 28671), (9120, 26156), (9557, 24960), (9880, 24144), (10060, 23712), (11856, 20120), (12072, 19760), (12160, 19617), (12480, 19114), (13078, 18240), (14820, 16096), (15090, 15808)]