38816960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 224

約数和(自身を含む): 120164352

約数和(自身を除く): 81347392

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 43, 52, 56, 62, 64, 65, 70, 80, 86, 91, 104, 112, 124, 130, 140, 155, 160, 172, 182, 208, 215, 217, 224, 248, 260, 280, 301, 310, 320, 344, 364, 403, 416, 430, 434, 448, 455, 496, 520, 559, 560, 602, 620, 688, 728, 806, 832, 860, 868, 910, 992, 1040, 1085, 1118, 1120, 1204, 1240, 1333, 1376, 1456, 1505, 1612, 1720, 1736, 1820, 1984, 2015, 2080, 2170, 2236, 2240, 2408, 2480, 2666, 2752, 2795, 2821, 2912, 3010, 3224, 3440, 3472, 3640, 3913, 4030, 4160, 4340, 4472, 4816, 4960, 5332, 5590, 5642, 5824, 6020, 6448, 6665, 6880, 6944, 7280, 7826, 8060, 8680, 8944, 9331, 9632, 9920, 10664, 11180, 11284, 12040, 12896, 13330, 13760, 13888, 14105, 14560, 15652, 16120, 17329, 17360, 17888, 18662, 19264, 19565, 21328, 22360, 22568, 24080, 25792, 26660, 28210, 29120, 31304, 32240, 34658, 34720, 35776, 37324, 39130, 42656, 44720, 45136, 46655, 48160, 53320, 56420, 62608, 64480, 69316, 69440, 74648, 78260, 85312, 86645, 89440, 90272, 93310, 96320, 106640, 112840, 121303, 125216, 128960, 138632, 149296, 156520, 173290, 178880, 180544, 186620, 213280, 225680, 242606, 250432, 277264, 298592, 313040, 346580, 373240, 426560, 451360, 485212, 554528, 597184, 606515, 626080, 693160, 746480, 902720, 970424, 1109056, 1213030, 1252160, 1386320, 1492960, 1940848, 2426060, 2772640, 2985920, 3881696, 4852120, 5545280, 7763392, 9704240, 19408480, 38816960]

約数ペア:

[(1, 38816960), (2, 19408480), (4, 9704240), (5, 7763392), (7, 5545280), (8, 4852120), (10, 3881696), (13, 2985920), (14, 2772640), (16, 2426060), (20, 1940848), (26, 1492960), (28, 1386320), (31, 1252160), (32, 1213030), (35, 1109056), (40, 970424), (43, 902720), (52, 746480), (56, 693160), (62, 626080), (64, 606515), (65, 597184), (70, 554528), (80, 485212), (86, 451360), (91, 426560), (104, 373240), (112, 346580), (124, 313040), (130, 298592), (140, 277264), (155, 250432), (160, 242606), (172, 225680), (182, 213280), (208, 186620), (215, 180544), (217, 178880), (224, 173290), (248, 156520), (260, 149296), (280, 138632), (301, 128960), (310, 125216), (320, 121303), (344, 112840), (364, 106640), (403, 96320), (416, 93310), (430, 90272), (434, 89440), (448, 86645), (455, 85312), (496, 78260), (520, 74648), (559, 69440), (560, 69316), (602, 64480), (620, 62608), (688, 56420), (728, 53320), (806, 48160), (832, 46655), (860, 45136), (868, 44720), (910, 42656), (992, 39130), (1040, 37324), (1085, 35776), (1118, 34720), (1120, 34658), (1204, 32240), (1240, 31304), (1333, 29120), (1376, 28210), (1456, 26660), (1505, 25792), (1612, 24080), (1720, 22568), (1736, 22360), (1820, 21328), (1984, 19565), (2015, 19264), (2080, 18662), (2170, 17888), (2236, 17360), (2240, 17329), (2408, 16120), (2480, 15652), (2666, 14560), (2752, 14105), (2795, 13888), (2821, 13760), (2912, 13330), (3010, 12896), (3224, 12040), (3440, 11284), (3472, 11180), (3640, 10664), (3913, 9920), (4030, 9632), (4160, 9331), (4340, 8944), (4472, 8680), (4816, 8060), (4960, 7826), (5332, 7280), (5590, 6944), (5642, 6880), (5824, 6665), (6020, 6448)]