16305040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 42318720

約数和(自身を除く): 26013680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 631, 646, 680, 760, 1262, 1292, 1360, 1520, 1615, 2524, 2584, 3155, 3230, 5048, 5168, 6310, 6460, 10096, 10727, 11989, 12620, 12920, 21454, 23978, 25240, 25840, 42908, 47956, 50480, 53635, 59945, 85816, 95912, 107270, 119890, 171632, 191824, 203813, 214540, 239780, 407626, 429080, 479560, 815252, 858160, 959120, 1019065, 1630504, 2038130, 3261008, 4076260, 8152520, 16305040]

約数ペア:

[(1, 16305040), (2, 8152520), (4, 4076260), (5, 3261008), (8, 2038130), (10, 1630504), (16, 1019065), (17, 959120), (19, 858160), (20, 815252), (34, 479560), (38, 429080), (40, 407626), (68, 239780), (76, 214540), (80, 203813), (85, 191824), (95, 171632), (136, 119890), (152, 107270), (170, 95912), (190, 85816), (272, 59945), (304, 53635), (323, 50480), (340, 47956), (380, 42908), (631, 25840), (646, 25240), (680, 23978), (760, 21454), (1262, 12920), (1292, 12620), (1360, 11989), (1520, 10727), (1615, 10096), (2524, 6460), (2584, 6310), (3155, 5168), (3230, 5048)]