30775440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 160

約数和(自身を含む): 106600320

約数和(自身を除く): 75824880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 397, 408, 456, 510, 570, 646, 680, 760, 794, 816, 912, 969, 1020, 1140, 1191, 1292, 1360, 1520, 1588, 1615, 1938, 1985, 2040, 2280, 2382, 2584, 3176, 3230, 3876, 3970, 4080, 4560, 4764, 4845, 5168, 5955, 6352, 6460, 6749, 7543, 7752, 7940, 9528, 9690, 11910, 12920, 13498, 15086, 15504, 15880, 19056, 19380, 20247, 22629, 23820, 25840, 26996, 30172, 31760, 33745, 37715, 38760, 40494, 45258, 47640, 53992, 60344, 67490, 75430, 77520, 80988, 90516, 95280, 101235, 107984, 113145, 120688, 128231, 134980, 150860, 161976, 181032, 202470, 226290, 256462, 269960, 301720, 323952, 362064, 384693, 404940, 452580, 512924, 539920, 603440, 641155, 769386, 809880, 905160, 1025848, 1282310, 1538772, 1619760, 1810320, 1923465, 2051696, 2564620, 3077544, 3846930, 5129240, 6155088, 7693860, 10258480, 15387720, 30775440]

約数ペア:

[(1, 30775440), (2, 15387720), (3, 10258480), (4, 7693860), (5, 6155088), (6, 5129240), (8, 3846930), (10, 3077544), (12, 2564620), (15, 2051696), (16, 1923465), (17, 1810320), (19, 1619760), (20, 1538772), (24, 1282310), (30, 1025848), (34, 905160), (38, 809880), (40, 769386), (48, 641155), (51, 603440), (57, 539920), (60, 512924), (68, 452580), (76, 404940), (80, 384693), (85, 362064), (95, 323952), (102, 301720), (114, 269960), (120, 256462), (136, 226290), (152, 202470), (170, 181032), (190, 161976), (204, 150860), (228, 134980), (240, 128231), (255, 120688), (272, 113145), (285, 107984), (304, 101235), (323, 95280), (340, 90516), (380, 80988), (397, 77520), (408, 75430), (456, 67490), (510, 60344), (570, 53992), (646, 47640), (680, 45258), (760, 40494), (794, 38760), (816, 37715), (912, 33745), (969, 31760), (1020, 30172), (1140, 26996), (1191, 25840), (1292, 23820), (1360, 22629), (1520, 20247), (1588, 19380), (1615, 19056), (1938, 15880), (1985, 15504), (2040, 15086), (2280, 13498), (2382, 12920), (2584, 11910), (3176, 9690), (3230, 9528), (3876, 7940), (3970, 7752), (4080, 7543), (4560, 6749), (4764, 6460), (4845, 6352), (5168, 5955)]