206499720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 256

約数和(自身を含む): 751680000

約数和(自身を除く): 545180280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 49, 56, 58, 60, 70, 84, 87, 98, 105, 116, 120, 140, 145, 147, 168, 173, 174, 196, 203, 210, 232, 245, 280, 290, 294, 343, 346, 348, 392, 406, 420, 435, 490, 519, 580, 588, 609, 686, 692, 696, 735, 812, 840, 865, 870, 980, 1015, 1029, 1038, 1160, 1176, 1211, 1218, 1372, 1384, 1421, 1470, 1624, 1715, 1730, 1740, 1960, 2030, 2058, 2076, 2422, 2436, 2595, 2744, 2842, 2940, 3045, 3430, 3460, 3480, 3633, 4060, 4116, 4152, 4263, 4844, 4872, 5017, 5145, 5190, 5684, 5880, 6055, 6090, 6860, 6920, 7105, 7266, 8120, 8232, 8477, 8526, 9688, 9947, 10034, 10290, 10380, 11368, 12110, 12180, 13720, 14210, 14532, 15051, 16954, 17052, 18165, 19894, 20068, 20580, 20760, 21315, 24220, 24360, 25085, 25431, 28420, 29064, 29841, 30102, 33908, 34104, 35119, 36330, 39788, 40136, 41160, 42385, 42630, 48440, 49735, 50170, 50862, 56840, 59339, 59682, 60204, 67816, 70238, 72660, 75255, 79576, 84770, 85260, 99470, 100340, 101724, 105357, 118678, 119364, 120408, 127155, 140476, 145320, 149205, 150510, 169540, 170520, 175595, 178017, 198940, 200680, 203448, 210714, 237356, 238728, 245833, 254310, 280952, 296695, 298410, 301020, 339080, 351190, 356034, 397880, 421428, 474712, 491666, 508620, 526785, 593390, 596820, 602040, 702380, 712068, 737499, 842856, 890085, 983332, 1017240, 1053570, 1186780, 1193640, 1229165, 1404760, 1424136, 1474998, 1720831, 1780170, 1966664, 2107140, 2373560, 2458330, 2949996, 3441662, 3560340, 3687495, 4214280, 4916660, 5162493, 5899992, 6883324, 7120680, 7374990, 8604155, 9833320, 10324986, 13766648, 14749980, 17208310, 20649972, 25812465, 29499960, 34416620, 41299944, 51624930, 68833240, 103249860, 206499720]

約数ペア:

[(1, 206499720), (2, 103249860), (3, 68833240), (4, 51624930), (5, 41299944), (6, 34416620), (7, 29499960), (8, 25812465), (10, 20649972), (12, 17208310), (14, 14749980), (15, 13766648), (20, 10324986), (21, 9833320), (24, 8604155), (28, 7374990), (29, 7120680), (30, 6883324), (35, 5899992), (40, 5162493), (42, 4916660), (49, 4214280), (56, 3687495), (58, 3560340), (60, 3441662), (70, 2949996), (84, 2458330), (87, 2373560), (98, 2107140), (105, 1966664), (116, 1780170), (120, 1720831), (140, 1474998), (145, 1424136), (147, 1404760), (168, 1229165), (173, 1193640), (174, 1186780), (196, 1053570), (203, 1017240), (210, 983332), (232, 890085), (245, 842856), (280, 737499), (290, 712068), (294, 702380), (343, 602040), (346, 596820), (348, 593390), (392, 526785), (406, 508620), (420, 491666), (435, 474712), (490, 421428), (519, 397880), (580, 356034), (588, 351190), (609, 339080), (686, 301020), (692, 298410), (696, 296695), (735, 280952), (812, 254310), (840, 245833), (865, 238728), (870, 237356), (980, 210714), (1015, 203448), (1029, 200680), (1038, 198940), (1160, 178017), (1176, 175595), (1211, 170520), (1218, 169540), (1372, 150510), (1384, 149205), (1421, 145320), (1470, 140476), (1624, 127155), (1715, 120408), (1730, 119364), (1740, 118678), (1960, 105357), (2030, 101724), (2058, 100340), (2076, 99470), (2422, 85260), (2436, 84770), (2595, 79576), (2744, 75255), (2842, 72660), (2940, 70238), (3045, 67816), (3430, 60204), (3460, 59682), (3480, 59339), (3633, 56840), (4060, 50862), (4116, 50170), (4152, 49735), (4263, 48440), (4844, 42630), (4872, 42385), (5017, 41160), (5145, 40136), (5190, 39788), (5684, 36330), (5880, 35119), (6055, 34104), (6090, 33908), (6860, 30102), (6920, 29841), (7105, 29064), (7266, 28420), (8120, 25431), (8232, 25085), (8477, 24360), (8526, 24220), (9688, 21315), (9947, 20760), (10034, 20580), (10290, 20068), (10380, 19894), (11368, 18165), (12110, 17052), (12180, 16954), (13720, 15051), (14210, 14532)]