19437120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:437

約数の個数: 168

約数和(自身を含む): 70966584

約数和(自身を除く): 51529464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 397, 408, 480, 510, 544, 576, 612, 680, 720, 765, 794, 816, 960, 1020, 1088, 1191, 1224, 1360, 1440, 1530, 1588, 1632, 1985, 2040, 2382, 2448, 2720, 2880, 3060, 3176, 3264, 3573, 3970, 4080, 4764, 4896, 5440, 5955, 6120, 6352, 6749, 7146, 7940, 8160, 9528, 9792, 11910, 12240, 12704, 13498, 14292, 15880, 16320, 17865, 19056, 20247, 23820, 24480, 25408, 26996, 28584, 31760, 33745, 35730, 38112, 40494, 47640, 48960, 53992, 57168, 60741, 63520, 67490, 71460, 76224, 80988, 95280, 101235, 107984, 114336, 121482, 127040, 134980, 142920, 161976, 190560, 202470, 215968, 228672, 242964, 269960, 285840, 303705, 323952, 381120, 404940, 431936, 485928, 539920, 571680, 607410, 647904, 809880, 971856, 1079840, 1143360, 1214820, 1295808, 1619760, 1943712, 2159680, 2429640, 3239520, 3887424, 4859280, 6479040, 9718560, 19437120]

約数ペア:

[(1, 19437120), (2, 9718560), (3, 6479040), (4, 4859280), (5, 3887424), (6, 3239520), (8, 2429640), (9, 2159680), (10, 1943712), (12, 1619760), (15, 1295808), (16, 1214820), (17, 1143360), (18, 1079840), (20, 971856), (24, 809880), (30, 647904), (32, 607410), (34, 571680), (36, 539920), (40, 485928), (45, 431936), (48, 404940), (51, 381120), (60, 323952), (64, 303705), (68, 285840), (72, 269960), (80, 242964), (85, 228672), (90, 215968), (96, 202470), (102, 190560), (120, 161976), (136, 142920), (144, 134980), (153, 127040), (160, 121482), (170, 114336), (180, 107984), (192, 101235), (204, 95280), (240, 80988), (255, 76224), (272, 71460), (288, 67490), (306, 63520), (320, 60741), (340, 57168), (360, 53992), (397, 48960), (408, 47640), (480, 40494), (510, 38112), (544, 35730), (576, 33745), (612, 31760), (680, 28584), (720, 26996), (765, 25408), (794, 24480), (816, 23820), (960, 20247), (1020, 19056), (1088, 17865), (1191, 16320), (1224, 15880), (1360, 14292), (1440, 13498), (1530, 12704), (1588, 12240), (1632, 11910), (1985, 9792), (2040, 9528), (2382, 8160), (2448, 7940), (2720, 7146), (2880, 6749), (3060, 6352), (3176, 6120), (3264, 5955), (3573, 5440), (3970, 4896), (4080, 4764)]