15278900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 43163904

約数和(自身を除く): 27885004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 25, 26, 28, 35, 46, 50, 52, 65, 70, 73, 91, 92, 100, 115, 130, 140, 146, 161, 175, 182, 230, 260, 292, 299, 322, 325, 350, 364, 365, 455, 460, 511, 575, 598, 644, 650, 700, 730, 805, 910, 949, 1022, 1150, 1196, 1300, 1460, 1495, 1610, 1679, 1820, 1825, 1898, 2044, 2093, 2275, 2300, 2555, 2990, 3220, 3358, 3650, 3796, 4025, 4186, 4550, 4745, 5110, 5980, 6643, 6716, 7300, 7475, 8050, 8372, 8395, 9100, 9490, 10220, 10465, 11753, 12775, 13286, 14950, 16100, 16790, 18980, 20930, 21827, 23506, 23725, 25550, 26572, 29900, 33215, 33580, 41860, 41975, 43654, 47012, 47450, 51100, 52325, 58765, 66430, 83950, 87308, 94900, 104650, 109135, 117530, 132860, 152789, 166075, 167900, 209300, 218270, 235060, 293825, 305578, 332150, 436540, 545675, 587650, 611156, 664300, 763945, 1091350, 1175300, 1527890, 2182700, 3055780, 3819725, 7639450, 15278900]

約数ペア:

[(1, 15278900), (2, 7639450), (4, 3819725), (5, 3055780), (7, 2182700), (10, 1527890), (13, 1175300), (14, 1091350), (20, 763945), (23, 664300), (25, 611156), (26, 587650), (28, 545675), (35, 436540), (46, 332150), (50, 305578), (52, 293825), (65, 235060), (70, 218270), (73, 209300), (91, 167900), (92, 166075), (100, 152789), (115, 132860), (130, 117530), (140, 109135), (146, 104650), (161, 94900), (175, 87308), (182, 83950), (230, 66430), (260, 58765), (292, 52325), (299, 51100), (322, 47450), (325, 47012), (350, 43654), (364, 41975), (365, 41860), (455, 33580), (460, 33215), (511, 29900), (575, 26572), (598, 25550), (644, 23725), (650, 23506), (700, 21827), (730, 20930), (805, 18980), (910, 16790), (949, 16100), (1022, 14950), (1150, 13286), (1196, 12775), (1300, 11753), (1460, 10465), (1495, 10220), (1610, 9490), (1679, 9100), (1820, 8395), (1825, 8372), (1898, 8050), (2044, 7475), (2093, 7300), (2275, 6716), (2300, 6643), (2555, 5980), (2990, 5110), (3220, 4745), (3358, 4550), (3650, 4186), (3796, 4025)]