19473480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 256

約数和(自身を含む): 74592000

約数和(自身を除く): 55118520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 73, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 146, 152, 156, 171, 180, 190, 195, 216, 219, 228, 234, 247, 260, 270, 285, 292, 312, 342, 351, 360, 365, 380, 390, 438, 456, 468, 494, 513, 520, 540, 570, 584, 585, 657, 684, 702, 730, 741, 760, 780, 855, 876, 936, 949, 988, 1026, 1080, 1095, 1140, 1170, 1235, 1314, 1368, 1387, 1404, 1460, 1482, 1560, 1710, 1752, 1755, 1898, 1971, 1976, 2052, 2190, 2223, 2280, 2340, 2470, 2565, 2628, 2774, 2808, 2847, 2920, 2964, 3285, 3420, 3510, 3705, 3796, 3942, 4104, 4161, 4380, 4446, 4680, 4745, 4940, 5130, 5256, 5548, 5694, 5928, 6570, 6669, 6840, 6935, 7020, 7410, 7592, 7884, 8322, 8541, 8760, 8892, 9490, 9855, 9880, 10260, 11096, 11115, 11388, 12483, 13140, 13338, 13870, 14040, 14235, 14820, 15768, 16644, 17082, 17784, 18031, 18980, 19710, 20520, 20805, 22230, 22776, 24966, 25623, 26280, 26676, 27740, 28470, 29640, 33288, 33345, 34164, 36062, 37449, 37960, 39420, 41610, 42705, 44460, 49932, 51246, 53352, 54093, 55480, 56940, 62415, 66690, 68328, 72124, 74898, 78840, 83220, 85410, 88920, 90155, 99864, 102492, 108186, 113880, 124830, 128115, 133380, 144248, 149796, 162279, 166440, 170820, 180310, 187245, 204984, 216372, 249660, 256230, 266760, 270465, 299592, 324558, 341640, 360620, 374490, 432744, 486837, 499320, 512460, 540930, 649116, 721240, 748980, 811395, 973674, 1024920, 1081860, 1298232, 1497960, 1622790, 1947348, 2163720, 2434185, 3245580, 3894696, 4868370, 6491160, 9736740, 19473480]

約数ペア:

[(1, 19473480), (2, 9736740), (3, 6491160), (4, 4868370), (5, 3894696), (6, 3245580), (8, 2434185), (9, 2163720), (10, 1947348), (12, 1622790), (13, 1497960), (15, 1298232), (18, 1081860), (19, 1024920), (20, 973674), (24, 811395), (26, 748980), (27, 721240), (30, 649116), (36, 540930), (38, 512460), (39, 499320), (40, 486837), (45, 432744), (52, 374490), (54, 360620), (57, 341640), (60, 324558), (65, 299592), (72, 270465), (73, 266760), (76, 256230), (78, 249660), (90, 216372), (95, 204984), (104, 187245), (108, 180310), (114, 170820), (117, 166440), (120, 162279), (130, 149796), (135, 144248), (146, 133380), (152, 128115), (156, 124830), (171, 113880), (180, 108186), (190, 102492), (195, 99864), (216, 90155), (219, 88920), (228, 85410), (234, 83220), (247, 78840), (260, 74898), (270, 72124), (285, 68328), (292, 66690), (312, 62415), (342, 56940), (351, 55480), (360, 54093), (365, 53352), (380, 51246), (390, 49932), (438, 44460), (456, 42705), (468, 41610), (494, 39420), (513, 37960), (520, 37449), (540, 36062), (570, 34164), (584, 33345), (585, 33288), (657, 29640), (684, 28470), (702, 27740), (730, 26676), (741, 26280), (760, 25623), (780, 24966), (855, 22776), (876, 22230), (936, 20805), (949, 20520), (988, 19710), (1026, 18980), (1080, 18031), (1095, 17784), (1140, 17082), (1170, 16644), (1235, 15768), (1314, 14820), (1368, 14235), (1387, 14040), (1404, 13870), (1460, 13338), (1482, 13140), (1560, 12483), (1710, 11388), (1752, 11115), (1755, 11096), (1898, 10260), (1971, 9880), (1976, 9855), (2052, 9490), (2190, 8892), (2223, 8760), (2280, 8541), (2340, 8322), (2470, 7884), (2565, 7592), (2628, 7410), (2774, 7020), (2808, 6935), (2847, 6840), (2920, 6669), (2964, 6570), (3285, 5928), (3420, 5694), (3510, 5548), (3705, 5256), (3796, 5130), (3942, 4940), (4104, 4745), (4161, 4680), (4380, 4446)]