42478920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 192

約数和(自身を含む): 159719040

約数和(自身を除く): 117240120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 612, 631, 660, 680, 748, 765, 792, 935, 990, 1020, 1122, 1224, 1262, 1320, 1496, 1530, 1683, 1870, 1893, 1980, 2040, 2244, 2524, 2805, 3060, 3155, 3366, 3740, 3786, 3960, 4488, 5048, 5610, 5679, 6120, 6310, 6732, 6941, 7480, 7572, 8415, 9465, 10727, 11220, 11358, 12620, 13464, 13882, 15144, 16830, 18930, 20823, 21454, 22440, 22716, 25240, 27764, 28395, 32181, 33660, 34705, 37860, 41646, 42908, 45432, 53635, 55528, 56790, 62469, 64362, 67320, 69410, 75720, 83292, 85816, 96543, 104115, 107270, 113580, 117997, 124938, 128724, 138820, 160905, 166584, 193086, 208230, 214540, 227160, 235994, 249876, 257448, 277640, 312345, 321810, 353991, 386172, 416460, 429080, 471988, 482715, 499752, 589985, 624690, 643620, 707982, 772344, 832920, 943976, 965430, 1061973, 1179970, 1249380, 1287240, 1415964, 1769955, 1930860, 2123946, 2359940, 2498760, 2831928, 3539910, 3861720, 4247892, 4719880, 5309865, 7079820, 8495784, 10619730, 14159640, 21239460, 42478920]

約数ペア:

[(1, 42478920), (2, 21239460), (3, 14159640), (4, 10619730), (5, 8495784), (6, 7079820), (8, 5309865), (9, 4719880), (10, 4247892), (11, 3861720), (12, 3539910), (15, 2831928), (17, 2498760), (18, 2359940), (20, 2123946), (22, 1930860), (24, 1769955), (30, 1415964), (33, 1287240), (34, 1249380), (36, 1179970), (40, 1061973), (44, 965430), (45, 943976), (51, 832920), (55, 772344), (60, 707982), (66, 643620), (68, 624690), (72, 589985), (85, 499752), (88, 482715), (90, 471988), (99, 429080), (102, 416460), (110, 386172), (120, 353991), (132, 321810), (136, 312345), (153, 277640), (165, 257448), (170, 249876), (180, 235994), (187, 227160), (198, 214540), (204, 208230), (220, 193086), (255, 166584), (264, 160905), (306, 138820), (330, 128724), (340, 124938), (360, 117997), (374, 113580), (396, 107270), (408, 104115), (440, 96543), (495, 85816), (510, 83292), (561, 75720), (612, 69410), (631, 67320), (660, 64362), (680, 62469), (748, 56790), (765, 55528), (792, 53635), (935, 45432), (990, 42908), (1020, 41646), (1122, 37860), (1224, 34705), (1262, 33660), (1320, 32181), (1496, 28395), (1530, 27764), (1683, 25240), (1870, 22716), (1893, 22440), (1980, 21454), (2040, 20823), (2244, 18930), (2524, 16830), (2805, 15144), (3060, 13882), (3155, 13464), (3366, 12620), (3740, 11358), (3786, 11220), (3960, 10727), (4488, 9465), (5048, 8415), (5610, 7572), (5679, 7480), (6120, 6941), (6310, 6732)]