19315800

素因数分解:

$2^3\times 3^3\times 5^2\times 7^2\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 288

約数和(自身を含む): 78454800

約数和(自身を除く): 59139000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 49, 50, 54, 56, 60, 63, 70, 72, 73, 75, 84, 90, 98, 100, 105, 108, 120, 126, 135, 140, 146, 147, 150, 168, 175, 180, 189, 196, 200, 210, 216, 219, 225, 245, 252, 270, 280, 292, 294, 300, 315, 350, 360, 365, 378, 392, 420, 438, 441, 450, 490, 504, 511, 525, 540, 584, 588, 600, 630, 657, 675, 700, 730, 735, 756, 840, 876, 882, 900, 945, 980, 1022, 1050, 1080, 1095, 1176, 1225, 1260, 1314, 1323, 1350, 1400, 1460, 1470, 1512, 1533, 1575, 1752, 1764, 1800, 1825, 1890, 1960, 1971, 2044, 2100, 2190, 2205, 2450, 2520, 2555, 2628, 2646, 2700, 2920, 2940, 3066, 3150, 3285, 3528, 3577, 3650, 3675, 3780, 3942, 4088, 4200, 4380, 4410, 4599, 4725, 4900, 5110, 5256, 5292, 5400, 5475, 5880, 6132, 6300, 6570, 6615, 7154, 7300, 7350, 7560, 7665, 7884, 8760, 8820, 9198, 9450, 9800, 9855, 10220, 10584, 10731, 10950, 11025, 12264, 12600, 12775, 13140, 13230, 13797, 14308, 14600, 14700, 15330, 15768, 16425, 17640, 17885, 18396, 18900, 19710, 20440, 21462, 21900, 22050, 22995, 25550, 26280, 26460, 27594, 28616, 29400, 30660, 32193, 32850, 33075, 35770, 36792, 37800, 38325, 39420, 42924, 43800, 44100, 45990, 49275, 51100, 52920, 53655, 55188, 61320, 64386, 65700, 66150, 68985, 71540, 76650, 78840, 85848, 88200, 89425, 91980, 96579, 98550, 102200, 107310, 110376, 114975, 128772, 131400, 132300, 137970, 143080, 153300, 160965, 178850, 183960, 193158, 197100, 214620, 229950, 257544, 264600, 268275, 275940, 306600, 321930, 344925, 357700, 386316, 394200, 429240, 459900, 482895, 536550, 551880, 643860, 689850, 715400, 772632, 804825, 919800, 965790, 1073100, 1287720, 1379700, 1609650, 1931580, 2146200, 2414475, 2759400, 3219300, 3863160, 4828950, 6438600, 9657900, 19315800]

約数ペア:

[(1, 19315800), (2, 9657900), (3, 6438600), (4, 4828950), (5, 3863160), (6, 3219300), (7, 2759400), (8, 2414475), (9, 2146200), (10, 1931580), (12, 1609650), (14, 1379700), (15, 1287720), (18, 1073100), (20, 965790), (21, 919800), (24, 804825), (25, 772632), (27, 715400), (28, 689850), (30, 643860), (35, 551880), (36, 536550), (40, 482895), (42, 459900), (45, 429240), (49, 394200), (50, 386316), (54, 357700), (56, 344925), (60, 321930), (63, 306600), (70, 275940), (72, 268275), (73, 264600), (75, 257544), (84, 229950), (90, 214620), (98, 197100), (100, 193158), (105, 183960), (108, 178850), (120, 160965), (126, 153300), (135, 143080), (140, 137970), (146, 132300), (147, 131400), (150, 128772), (168, 114975), (175, 110376), (180, 107310), (189, 102200), (196, 98550), (200, 96579), (210, 91980), (216, 89425), (219, 88200), (225, 85848), (245, 78840), (252, 76650), (270, 71540), (280, 68985), (292, 66150), (294, 65700), (300, 64386), (315, 61320), (350, 55188), (360, 53655), (365, 52920), (378, 51100), (392, 49275), (420, 45990), (438, 44100), (441, 43800), (450, 42924), (490, 39420), (504, 38325), (511, 37800), (525, 36792), (540, 35770), (584, 33075), (588, 32850), (600, 32193), (630, 30660), (657, 29400), (675, 28616), (700, 27594), (730, 26460), (735, 26280), (756, 25550), (840, 22995), (876, 22050), (882, 21900), (900, 21462), (945, 20440), (980, 19710), (1022, 18900), (1050, 18396), (1080, 17885), (1095, 17640), (1176, 16425), (1225, 15768), (1260, 15330), (1314, 14700), (1323, 14600), (1350, 14308), (1400, 13797), (1460, 13230), (1470, 13140), (1512, 12775), (1533, 12600), (1575, 12264), (1752, 11025), (1764, 10950), (1800, 10731), (1825, 10584), (1890, 10220), (1960, 9855), (1971, 9800), (2044, 9450), (2100, 9198), (2190, 8820), (2205, 8760), (2450, 7884), (2520, 7665), (2555, 7560), (2628, 7350), (2646, 7300), (2700, 7154), (2920, 6615), (2940, 6570), (3066, 6300), (3150, 6132), (3285, 5880), (3528, 5475), (3577, 5400), (3650, 5292), (3675, 5256), (3780, 5110), (3942, 4900), (4088, 4725), (4200, 4599), (4380, 4410)]