30351720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1615

約数の個数: 128

約数和(自身を含む): 108656640

約数和(自身を除く): 78304920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1571, 1610, 1932, 2415, 2760, 3142, 3220, 3864, 4713, 4830, 6284, 6440, 7855, 9426, 9660, 10997, 12568, 15710, 18852, 19320, 21994, 23565, 31420, 32991, 36133, 37704, 43988, 47130, 54985, 62840, 65982, 72266, 87976, 94260, 108399, 109970, 131964, 144532, 164955, 180665, 188520, 216798, 219940, 252931, 263928, 289064, 329910, 361330, 433596, 439880, 505862, 541995, 659820, 722660, 758793, 867192, 1011724, 1083990, 1264655, 1319640, 1445320, 1517586, 2023448, 2167980, 2529310, 3035172, 3793965, 4335960, 5058620, 6070344, 7587930, 10117240, 15175860, 30351720]

約数ペア:

[(1, 30351720), (2, 15175860), (3, 10117240), (4, 7587930), (5, 6070344), (6, 5058620), (7, 4335960), (8, 3793965), (10, 3035172), (12, 2529310), (14, 2167980), (15, 2023448), (20, 1517586), (21, 1445320), (23, 1319640), (24, 1264655), (28, 1083990), (30, 1011724), (35, 867192), (40, 758793), (42, 722660), (46, 659820), (56, 541995), (60, 505862), (69, 439880), (70, 433596), (84, 361330), (92, 329910), (105, 289064), (115, 263928), (120, 252931), (138, 219940), (140, 216798), (161, 188520), (168, 180665), (184, 164955), (210, 144532), (230, 131964), (276, 109970), (280, 108399), (322, 94260), (345, 87976), (420, 72266), (460, 65982), (483, 62840), (552, 54985), (644, 47130), (690, 43988), (805, 37704), (840, 36133), (920, 32991), (966, 31420), (1288, 23565), (1380, 21994), (1571, 19320), (1610, 18852), (1932, 15710), (2415, 12568), (2760, 10997), (3142, 9660), (3220, 9426), (3864, 7855), (4713, 6440), (4830, 6284)]