620606880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7561}}^1$

素因数の和:7604

約数の個数: 192

約数和(自身を含む): 2286748800

約数和(自身を除く): 1666141920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1824, 2052, 2160, 2280, 2565, 2736, 3040, 3420, 4104, 4320, 4560, 5130, 5472, 6840, 7561, 8208, 9120, 10260, 13680, 15122, 16416, 20520, 22683, 27360, 30244, 37805, 41040, 45366, 60488, 68049, 75610, 82080, 90732, 113415, 120976, 136098, 143659, 151220, 181464, 204147, 226830, 241952, 272196, 287318, 302440, 340245, 362928, 408294, 430977, 453660, 544392, 574636, 604880, 680490, 718295, 725856, 816588, 861954, 907320, 1020735, 1088784, 1149272, 1209760, 1292931, 1360980, 1436590, 1633176, 1723908, 1814640, 2041470, 2154885, 2177568, 2298544, 2585862, 2721960, 2873180, 3266352, 3447816, 3629280, 3878793, 4082940, 4309770, 4597088, 5171724, 5443920, 5746360, 6464655, 6532704, 6895632, 7757586, 8165880, 8619540, 10343448, 10887840, 11492720, 12929310, 13791264, 15515172, 16331760, 17239080, 19393965, 20686896, 22985440, 25858620, 31030344, 32663520, 34478160, 38787930, 41373792, 51717240, 62060688, 68956320, 77575860, 103434480, 124121376, 155151720, 206868960, 310303440, 620606880]

約数ペア:

[(1, 620606880), (2, 310303440), (3, 206868960), (4, 155151720), (5, 124121376), (6, 103434480), (8, 77575860), (9, 68956320), (10, 62060688), (12, 51717240), (15, 41373792), (16, 38787930), (18, 34478160), (19, 32663520), (20, 31030344), (24, 25858620), (27, 22985440), (30, 20686896), (32, 19393965), (36, 17239080), (38, 16331760), (40, 15515172), (45, 13791264), (48, 12929310), (54, 11492720), (57, 10887840), (60, 10343448), (72, 8619540), (76, 8165880), (80, 7757586), (90, 6895632), (95, 6532704), (96, 6464655), (108, 5746360), (114, 5443920), (120, 5171724), (135, 4597088), (144, 4309770), (152, 4082940), (160, 3878793), (171, 3629280), (180, 3447816), (190, 3266352), (216, 2873180), (228, 2721960), (240, 2585862), (270, 2298544), (285, 2177568), (288, 2154885), (304, 2041470), (342, 1814640), (360, 1723908), (380, 1633176), (432, 1436590), (456, 1360980), (480, 1292931), (513, 1209760), (540, 1149272), (570, 1088784), (608, 1020735), (684, 907320), (720, 861954), (760, 816588), (855, 725856), (864, 718295), (912, 680490), (1026, 604880), (1080, 574636), (1140, 544392), (1368, 453660), (1440, 430977), (1520, 408294), (1710, 362928), (1824, 340245), (2052, 302440), (2160, 287318), (2280, 272196), (2565, 241952), (2736, 226830), (3040, 204147), (3420, 181464), (4104, 151220), (4320, 143659), (4560, 136098), (5130, 120976), (5472, 113415), (6840, 90732), (7561, 82080), (8208, 75610), (9120, 68049), (10260, 60488), (13680, 45366), (15122, 41040), (16416, 37805), (20520, 30244), (22683, 27360)]