12215520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:537

約数の個数: 144

約数和(自身を含む): 44226000

約数和(自身を除く): 32010480

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, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 499, 510, 544, 612, 680, 720, 765, 816, 998, 1020, 1224, 1360, 1440, 1497, 1530, 1632, 1996, 2040, 2448, 2495, 2720, 2994, 3060, 3992, 4080, 4491, 4896, 4990, 5988, 6120, 7485, 7984, 8160, 8483, 8982, 9980, 11976, 12240, 14970, 15968, 16966, 17964, 19960, 22455, 23952, 24480, 25449, 29940, 33932, 35928, 39920, 42415, 44910, 47904, 50898, 59880, 67864, 71856, 76347, 79840, 84830, 89820, 101796, 119760, 127245, 135728, 143712, 152694, 169660, 179640, 203592, 239520, 254490, 271456, 305388, 339320, 359280, 381735, 407184, 508980, 610776, 678640, 718560, 763470, 814368, 1017960, 1221552, 1357280, 1526940, 2035920, 2443104, 3053880, 4071840, 6107760, 12215520]

約数ペア:

[(1, 12215520), (2, 6107760), (3, 4071840), (4, 3053880), (5, 2443104), (6, 2035920), (8, 1526940), (9, 1357280), (10, 1221552), (12, 1017960), (15, 814368), (16, 763470), (17, 718560), (18, 678640), (20, 610776), (24, 508980), (30, 407184), (32, 381735), (34, 359280), (36, 339320), (40, 305388), (45, 271456), (48, 254490), (51, 239520), (60, 203592), (68, 179640), (72, 169660), (80, 152694), (85, 143712), (90, 135728), (96, 127245), (102, 119760), (120, 101796), (136, 89820), (144, 84830), (153, 79840), (160, 76347), (170, 71856), (180, 67864), (204, 59880), (240, 50898), (255, 47904), (272, 44910), (288, 42415), (306, 39920), (340, 35928), (360, 33932), (408, 29940), (480, 25449), (499, 24480), (510, 23952), (544, 22455), (612, 19960), (680, 17964), (720, 16966), (765, 15968), (816, 14970), (998, 12240), (1020, 11976), (1224, 9980), (1360, 8982), (1440, 8483), (1497, 8160), (1530, 7984), (1632, 7485), (1996, 6120), (2040, 5988), (2448, 4990), (2495, 4896), (2720, 4491), (2994, 4080), (3060, 3992)]